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: [[-6, 12, 25, -31, 36], [18, 14, 30], [-37, 11, 7, 37, 15], [35, -49, 26, -46, -34]]

[2008800, 7560, -1581195, -69738760]