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: [189.385, 97.141, 14.757, 133.925, 231.897, -40.942]
Output:
[ 0.302  0.155  0.024  0.214  0.37  -0.065]