Home / 138,418,132.40-207,600,626.55-41,377,005.80

Finding the Fourth Proportional to 138,418,132.40, 207,600,626.55 and 41,377,005.80

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Solution

The fourth proportional to 138,418,132.40, 207,600,626.55 and 41,377,005.80 is: 62,057,565.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,418,132.40 : 207,600,626.55 = 41,377,005.80 : x
  2. Step 2: Convert to fraction form
    138,418,132.40/207,600,626.55 = 41,377,005.80/x
  3. Step 3: Cross multiply
    138,418,132.40x = 207,600,626.55 × 41,377,005.80
  4. Step 4: Simplify right side
    138,418,132.40x = 8,589,892,328,842,984
  5. Step 5: Solve for x
    x = 8,589,892,328,842,984/138,418,132.40
  6. Step 6: Final answer
    x = 62,057,565.58

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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.