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: [-19.577, 39.43, 228.771, 180.561, 139.963]

[-0.034  0.069  0.402  0.317  0.246]