Home / 546,543,107.20-820,003,617.60-527,647,427.20

Finding the Fourth Proportional to 546,543,107.20, 820,003,617.60 and 527,647,427.20

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Solution

The fourth proportional to 546,543,107.20, 820,003,617.60 and 527,647,427.20 is: 791,653,564.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,543,107.20 : 820,003,617.60 = 527,647,427.20 : x
  2. Step 2: Convert to fraction form
    546,543,107.20/820,003,617.60 = 527,647,427.20/x
  3. Step 3: Cross multiply
    546,543,107.20x = 820,003,617.60 × 527,647,427.20
  4. Step 4: Simplify right side
    546,543,107.20x = 432,672,799,121,332,672
  5. Step 5: Solve for x
    x = 432,672,799,121,332,672/546,543,107.20
  6. Step 6: Final answer
    x = 791,653,564.78

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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.