Home / 457,873,892.10-632,030,327.55-272,234,464.92

Finding the Fourth Proportional to 457,873,892.10, 632,030,327.55 and 272,234,464.92

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Solution

The fourth proportional to 457,873,892.10, 632,030,327.55 and 272,234,464.92 is: 375,781,281.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,873,892.10 : 632,030,327.55 = 272,234,464.92 : x
  2. Step 2: Convert to fraction form
    457,873,892.10/632,030,327.55 = 272,234,464.92/x
  3. Step 3: Cross multiply
    457,873,892.10x = 632,030,327.55 × 272,234,464.92
  4. Step 4: Simplify right side
    457,873,892.10x = 172,060,438,033,786,592
  5. Step 5: Solve for x
    x = 172,060,438,033,786,592/457,873,892.10
  6. Step 6: Final answer
    x = 375,781,281.71

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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.