87963669 ÷ 619 
The aim is to understand the frequency of 619 in 87963669.

Let's proceed to step 1:
The number 619 fits into 8 0 times, leaving a remainder of 8.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Subtracting 0 from 8 leaves us with 8.
Include the next digit (7) from the dividend after 8, then repeat: 87 / 619

Going ahead to step 2:
The number 619 fits into 87 0 times, leaving a remainder of 87.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
The remainder is 87 after subtracting 0 from 87.
Take the next digit (9) from the dividend and append it to 87, then repeat: 879 / 619

On to step 3:
879 divided by 619 is 1 with a remainder of 260.
The next digit of our result is 1. 
Result so far: 1.0
If we subtract 619 from 879, we get 260.
Fetch the next digit (6) from the dividend, attach it to 260 and continue: 2606 / 619

Step 4:
When dividing 2606 by 619, we get 4 with a remainder of 130.
The number 4 becomes the next digit in our result. 
Result so far: 14.0
Subtract 2476 from 2606 to get 130.
Fetch the next digit (3) from the dividend, attach it to 130 and continue: 1303 / 619

Moving on to step 5:
1303 divided by 619 is 2 with a remainder of 65.
Record the quotient 2 as the next digit in the result. 
Result so far: 142.0
Deduct 1238 from 1303 and we're left with 65.
Bring next digit (6) of the dividend behind the 65 and repeat the process: 656 / 619

Step 6:
619 goes into 656 1 times with a remainder of 37.
The next digit of our result is 1. 
Result so far: 1421.0
Subtracting 619 from 656 leaves us with 37.
Bring next digit (6) of the dividend behind the 37 and repeat the process: 376 / 619

Advancing to step 7:
376 divided by 619 is 0 with a remainder of 376.
Put 0 as the next digit of the answer. 
Result so far: 14210.0
Subtracting 0 from 376 leaves us with 376.
Bring next digit (9) of the dividend behind the 376 and repeat the process: 3769 / 619

Advancing to step 8:
When dividing 3769 by 619, we get 6 with a remainder of 55.
Put 6 as the next digit of the answer. 
Result so far: 142106.0
If we subtract 3714 from 3769, we get 55.
Since there are no more digits in the dividend, we add a zero to the remainder making it 550, and continue the process.

Let's proceed to step 9:
550 divided by 619 is 0 with a remainder of 550.
Write down 0 as next digit of the result. 
Result so far: 142106.0
Subtract 0 from 550 to get 550.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5500, and continue the process.

Going ahead to step 10:
619 goes into 5500 8 times with a remainder of 548.
Write down 8 as next digit of the result. 
Result so far: 142106.08
Deduct 4952 from 5500 and we're left with 548.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5480, and continue the process.

On to step 11:
619 can be fit into 5480 8 times, resulting in a remainder of 528.
Write down 8 as next digit of the result. 
Result so far: 142106.088
If we take 4952 away from 5480, we end up with 528.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5280, and continue the process.

In conclusion, the division gives 142106.088 with a balance of 0.0528.