Finding the Fourth Proportional to 131,641,222.07, 181,577,413.77 and 84,657,696.95
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Solution
The fourth proportional to 131,641,222.07, 181,577,413.77 and 84,657,696.95 is: 116,771,368.62
Step by Step Solution
- Step 1: Write the proportion equation
131,641,222.07 : 181,577,413.77 = 84,657,696.95 : x - Step 2: Convert to fraction form
131,641,222.07/181,577,413.77 = 84,657,696.95/x - Step 3: Cross multiply
131,641,222.07x = 181,577,413.77 × 84,657,696.95 - Step 4: Simplify right side
131,641,222.07x = 15,371,925,668,041,896 - Step 5: Solve for x
x = 15,371,925,668,041,896/131,641,222.07 - Step 6: Final answer
x = 116,771,368.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.