Home / 126,025,882.31-188,930,999.55-48,358,523.48

Finding the Fourth Proportional to 126,025,882.31, 188,930,999.55 and 48,358,523.48

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Solution

The fourth proportional to 126,025,882.31, 188,930,999.55 and 48,358,523.48 is: 72,496,411.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,025,882.31 : 188,930,999.55 = 48,358,523.48 : x
  2. Step 2: Convert to fraction form
    126,025,882.31/188,930,999.55 = 48,358,523.48/x
  3. Step 3: Cross multiply
    126,025,882.31x = 188,930,999.55 × 48,358,523.48
  4. Step 4: Simplify right side
    126,025,882.31x = 9,136,424,177,838,544
  5. Step 5: Solve for x
    x = 9,136,424,177,838,544/126,025,882.31
  6. Step 6: Final answer
    x = 72,496,411.14

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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.