You will be given a definition of a task first, then some input of the task.
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.

[68.345, 29.857, 19.924, -42.918]
Output:
[ 0.909  0.397  0.265 -0.571]