Finding the Fourth Proportional to 584,523,751.28, 806,636,350.60 and 316,592,918.62
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Solution
The fourth proportional to 584,523,751.28, 806,636,350.60 and 316,592,918.62 is: 436,894,747.12
Step by Step Solution
- Step 1: Write the proportion equation
584,523,751.28 : 806,636,350.60 = 316,592,918.62 : x - Step 2: Convert to fraction form
584,523,751.28/806,636,350.60 = 316,592,918.62/x - Step 3: Cross multiply
584,523,751.28x = 806,636,350.60 × 316,592,918.62 - Step 4: Simplify right side
584,523,751.28x = 255,375,356,498,631,520 - Step 5: Solve for x
x = 255,375,356,498,631,520/584,523,751.28 - Step 6: Final answer
x = 436,894,747.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.