Home / 138,418,130.90-207,600,624.30-41,377,004.30

Finding the Fourth Proportional to 138,418,130.90, 207,600,624.30 and 41,377,004.30

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Solution

The fourth proportional to 138,418,130.90, 207,600,624.30 and 41,377,004.30 is: 62,057,563.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,418,130.90 : 207,600,624.30 = 41,377,004.30 : x
  2. Step 2: Convert to fraction form
    138,418,130.90/207,600,624.30 = 41,377,004.30/x
  3. Step 3: Cross multiply
    138,418,130.90x = 207,600,624.30 × 41,377,004.30
  4. Step 4: Simplify right side
    138,418,130.90x = 8,589,891,924,343,784
  5. Step 5: Solve for x
    x = 8,589,891,924,343,784/138,418,130.90
  6. Step 6: Final answer
    x = 62,057,563.33

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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.