Finding the Fourth Proportional to 88,782,972.08, 133,171,456.46 and 31,273,740.36
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Solution
The fourth proportional to 88,782,972.08, 133,171,456.46 and 31,273,740.36 is: 46,909,553.21
Step by Step Solution
- Step 1: Write the proportion equation
88,782,972.08 : 133,171,456.46 = 31,273,740.36 : x - Step 2: Convert to fraction form
88,782,972.08/133,171,456.46 = 31,273,740.36/x - Step 3: Cross multiply
88,782,972.08x = 133,171,456.46 × 31,273,740.36 - Step 4: Simplify right side
88,782,972.08x = 4,164,769,552,536,716 - Step 5: Solve for x
x = 4,164,769,552,536,716/88,782,972.08 - Step 6: Final answer
x = 46,909,553.21
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.