Finding the Fourth Proportional to 711,376,892.92, 1,068,286,483.52 and 436,641,382
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Solution
The fourth proportional to 711,376,892.92, 1,068,286,483.52 and 436,641,382 is: 655,711,608.26
Step by Step Solution
- Step 1: Write the proportion equation
711,376,892.92 : 1,068,286,483.52 = 436,641,382 : x - Step 2: Convert to fraction form
711,376,892.92/1,068,286,483.52 = 436,641,382/x - Step 3: Cross multiply
711,376,892.92x = 1,068,286,483.52 × 436,641,382 - Step 4: Simplify right side
711,376,892.92x = 466,458,086,536,092,992 - Step 5: Solve for x
x = 466,458,086,536,092,992/711,376,892.92 - Step 6: Final answer
x = 655,711,608.26
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.