Finding the Fourth Proportional to 662,217,097.38, 913,887,787.05 and 368,861,794.98
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Solution
The fourth proportional to 662,217,097.38, 913,887,787.05 and 368,861,794.98 is: 509,044,980.68
Step by Step Solution
- Step 1: Write the proportion equation
662,217,097.38 : 913,887,787.05 = 368,861,794.98 : x - Step 2: Convert to fraction form
662,217,097.38/913,887,787.05 = 368,861,794.98/x - Step 3: Cross multiply
662,217,097.38x = 913,887,787.05 × 368,861,794.98 - Step 4: Simplify right side
662,217,097.38x = 337,098,289,541,563,008 - Step 5: Solve for x
x = 337,098,289,541,563,008/662,217,097.38 - Step 6: Final answer
x = 509,044,980.68
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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.