Instructions: 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: [178.729, 123.32, -63.918, 181.887]
Output:
[ 0.426  0.294 -0.152  0.433]