Home / 178,682,430.73-267,947,472.24-67,999,213.66

Finding the Fourth Proportional to 178,682,430.73, 267,947,472.24 and 67,999,213.66

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Solution

The fourth proportional to 178,682,430.73, 267,947,472.24 and 67,999,213.66 is: 101,969,831.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,682,430.73 : 267,947,472.24 = 67,999,213.66 : x
  2. Step 2: Convert to fraction form
    178,682,430.73/267,947,472.24 = 67,999,213.66/x
  3. Step 3: Cross multiply
    178,682,430.73x = 267,947,472.24 × 67,999,213.66
  4. Step 4: Simplify right side
    178,682,430.73x = 18,220,217,414,504,680
  5. Step 5: Solve for x
    x = 18,220,217,414,504,680/178,682,430.73
  6. Step 6: Final answer
    x = 101,969,831.84

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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.