Home / 275,207,470.62-379,781,397.63-149,755,387.83

Finding the Fourth Proportional to 275,207,470.62, 379,781,397.63 and 149,755,387.83

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Solution

The fourth proportional to 275,207,470.62, 379,781,397.63 and 149,755,387.83 is: 206,659,762.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,207,470.62 : 379,781,397.63 = 149,755,387.83 : x
  2. Step 2: Convert to fraction form
    275,207,470.62/379,781,397.63 = 149,755,387.83/x
  3. Step 3: Cross multiply
    275,207,470.62x = 379,781,397.63 × 149,755,387.83
  4. Step 4: Simplify right side
    275,207,470.62x = 56,874,310,492,700,096
  5. Step 5: Solve for x
    x = 56,874,310,492,700,096/275,207,470.62
  6. Step 6: Final answer
    x = 206,659,762.41

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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.