Home / 493,074,218.50-680,429,398.17-281,377,254.70

Finding the Fourth Proportional to 493,074,218.50, 680,429,398.17 and 281,377,254.70

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Solution

The fourth proportional to 493,074,218.50, 680,429,398.17 and 281,377,254.70 is: 388,293,179.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,074,218.50 : 680,429,398.17 = 281,377,254.70 : x
  2. Step 2: Convert to fraction form
    493,074,218.50/680,429,398.17 = 281,377,254.70/x
  3. Step 3: Cross multiply
    493,074,218.50x = 680,429,398.17 × 281,377,254.70
  4. Step 4: Simplify right side
    493,074,218.50x = 191,457,356,076,153,536
  5. Step 5: Solve for x
    x = 191,457,356,076,153,536/493,074,218.50
  6. Step 6: Final answer
    x = 388,293,179.59

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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.