Home / 89,194,177.07-123,060,379.10-51,998,128.49

Finding the Fourth Proportional to 89,194,177.07, 123,060,379.10 and 51,998,128.49

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Solution

The fourth proportional to 89,194,177.07, 123,060,379.10 and 51,998,128.49 is: 71,741,335.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,194,177.07 : 123,060,379.10 = 51,998,128.49 : x
  2. Step 2: Convert to fraction form
    89,194,177.07/123,060,379.10 = 51,998,128.49/x
  3. Step 3: Cross multiply
    89,194,177.07x = 123,060,379.10 × 51,998,128.49
  4. Step 4: Simplify right side
    89,194,177.07x = 6,398,909,404,469,911
  5. Step 5: Solve for x
    x = 6,398,909,404,469,911/89,194,177.07
  6. Step 6: Final answer
    x = 71,741,335.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.