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: [[45, 23, -46, 48], [29, -23, 37, -19, 20], [-36, 4, -25, -17], [-27, -45, -10]]

[-2285280, 9378020, -61200, -12150]