Home / 531,468,203.40-797,202,305.10-499,156,590.60

Finding the Fourth Proportional to 531,468,203.40, 797,202,305.10 and 499,156,590.60

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Solution

The fourth proportional to 531,468,203.40, 797,202,305.10 and 499,156,590.60 is: 748,734,885.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,468,203.40 : 797,202,305.10 = 499,156,590.60 : x
  2. Step 2: Convert to fraction form
    531,468,203.40/797,202,305.10 = 499,156,590.60/x
  3. Step 3: Cross multiply
    531,468,203.40x = 797,202,305.10 × 499,156,590.60
  4. Step 4: Simplify right side
    531,468,203.40x = 397,928,784,632,177,024
  5. Step 5: Solve for x
    x = 397,928,784,632,177,024/531,468,203.40
  6. Step 6: Final answer
    x = 748,734,885.90

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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.