Home / 314,932,327.20-472,398,490.80-283,187,584.80

Finding the Fourth Proportional to 314,932,327.20, 472,398,490.80 and 283,187,584.80

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Solution

The fourth proportional to 314,932,327.20, 472,398,490.80 and 283,187,584.80 is: 424,781,377.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,932,327.20 : 472,398,490.80 = 283,187,584.80 : x
  2. Step 2: Convert to fraction form
    314,932,327.20/472,398,490.80 = 283,187,584.80/x
  3. Step 3: Cross multiply
    314,932,327.20x = 472,398,490.80 × 283,187,584.80
  4. Step 4: Simplify right side
    314,932,327.20x = 133,777,387,672,817,024
  5. Step 5: Solve for x
    x = 133,777,387,672,817,024/314,932,327.20
  6. Step 6: Final answer
    x = 424,781,377.20

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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.