Home / 543,034,183.20-814,976,427.60-251,937,375.45

Finding the Fourth Proportional to 543,034,183.20, 814,976,427.60 and 251,937,375.45

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Solution

The fourth proportional to 543,034,183.20, 814,976,427.60 and 251,937,375.45 is: 378,103,310.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,034,183.20 : 814,976,427.60 = 251,937,375.45 : x
  2. Step 2: Convert to fraction form
    543,034,183.20/814,976,427.60 = 251,937,375.45/x
  3. Step 3: Cross multiply
    543,034,183.20x = 814,976,427.60 × 251,937,375.45
  4. Step 4: Simplify right side
    543,034,183.20x = 205,323,022,223,160,928
  5. Step 5: Solve for x
    x = 205,323,022,223,160,928/543,034,183.20
  6. Step 6: Final answer
    x = 378,103,310.21

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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.