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.

[129.78, 136.693, 128.691, -16.889, 86.12, -19.719]

[ 0.292  0.307  0.289 -0.038  0.194 -0.044]