We're going to solve 78388415 multiplied by 47185420
78388415 × 47185420 = 47185420 × (78388415)
+ 47185420 × 5 producing 235927100
+ 47185420 × 10 that equals 471854200
+ 47185420 × 400 producing 18874168000
+ 47185420 × 8000 resulting in 377483360000
+ 47185420 × 80000 that equals 3774833600000
+ 47185420 × 300000 resulting in 14155626000000
+ 47185420 × 8000000 that results in 377483360000000
+ 47185420 × 70000000 that results in 3302979400000000

= 3698790284909300
