Finding the Fourth Proportional to 102,455,265.52, 141,391,640.28 and 56,044,460.08
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Solution
The fourth proportional to 102,455,265.52, 141,391,640.28 and 56,044,460.08 is: 77,343,200.46
Step by Step Solution
- Step 1: Write the proportion equation
102,455,265.52 : 141,391,640.28 = 56,044,460.08 : x - Step 2: Convert to fraction form
102,455,265.52/141,391,640.28 = 56,044,460.08/x - Step 3: Cross multiply
102,455,265.52x = 141,391,640.28 × 56,044,460.08 - Step 4: Simplify right side
102,455,265.52x = 7,924,218,139,318,180 - Step 5: Solve for x
x = 7,924,218,139,318,180/102,455,265.52 - Step 6: Final answer
x = 77,343,200.46
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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.