Definition: In this task, you will be given a list of numbers. The goal is to divide all the numbers in the list by a constant such that the sum of the resulting list is 1. The output should be rounded to 3 decimals.
Input: [100.309, 3.216, 238.773, 81.656, -66.768, 43.598, 154.502]

[ 0.181  0.006  0.43   0.147 -0.12   0.079  0.278]