Given the task definition and input, reply with output. 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.

[181.241, 135.453, 173.541, 102.831, -10.399, 85.667, 161.467, 138.97, -19.16]

[ 0.191  0.143  0.183  0.108 -0.011  0.09   0.17   0.146 -0.02 ]