Home / 107,025,414.30-160,538,121.45-99,372,663.90

Finding the Fourth Proportional to 107,025,414.30, 160,538,121.45 and 99,372,663.90

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Solution

The fourth proportional to 107,025,414.30, 160,538,121.45 and 99,372,663.90 is: 149,058,995.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,025,414.30 : 160,538,121.45 = 99,372,663.90 : x
  2. Step 2: Convert to fraction form
    107,025,414.30/160,538,121.45 = 99,372,663.90/x
  3. Step 3: Cross multiply
    107,025,414.30x = 160,538,121.45 × 99,372,663.90
  4. Step 4: Simplify right side
    107,025,414.30x = 15,953,100,785,988,230
  5. Step 5: Solve for x
    x = 15,953,100,785,988,230/107,025,414.30
  6. Step 6: Final answer
    x = 149,058,995.85

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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.