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Finding the Fourth Proportional to 408,751,463.26, 563,992,814.55 and 234,877,614.94

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Solution

The fourth proportional to 408,751,463.26, 563,992,814.55 and 234,877,614.94 is: 324,082,722.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,751,463.26 : 563,992,814.55 = 234,877,614.94 : x
  2. Step 2: Convert to fraction form
    408,751,463.26/563,992,814.55 = 234,877,614.94/x
  3. Step 3: Cross multiply
    408,751,463.26x = 563,992,814.55 × 234,877,614.94
  4. Step 4: Simplify right side
    408,751,463.26x = 132,469,287,124,801,712
  5. Step 5: Solve for x
    x = 132,469,287,124,801,712/408,751,463.26
  6. Step 6: Final answer
    x = 324,082,722.71

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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.