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: [161.155, 40.594, 86.833, 249.805, 239.2, -11.645, 133.881]
Output:
[ 0.179  0.045  0.097  0.278  0.266 -0.013  0.149]