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: [171.331, -18.3, 118.153, 148.849, 41.192, 70.01, 223.523, 90.181, 67.6]

[ 0.188 -0.02   0.129  0.163  0.045  0.077  0.245  0.099  0.074]