Definition: In this task you will be given a list of lists, of numbers. For every inner list, you should multiply every number in that list and put the results in your answer. The output should be a list of numbers with the same length as the number of the lists in the input list.
Input: [[22, -41, -39], [29, 34, -22, -23, 31], [-20, -50, 49], [-17, 41, 27, 10]]

[35178, 15466396, 49000, -188190]