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: [[-49, 23, 13, 45], [10, -47, -45, -19, -22], [-24, -49, -41, 50, -46], [10, 43, -32, -2]]

[-659295, 8840700, 110896800, 27520]