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.

[142.546, 200.095, 198.947, 34.351, 159.6, -8.877, -75.538, 147.3, 66.375, 158.345]
[ 0.139  0.196  0.194  0.034  0.156 -0.009 -0.074  0.144  0.065  0.155]