Home / 218,415,907,801.38-327,623,861,702.25-61,381,469,593.38

Finding the Fourth Proportional to 218,415,907,801.38, 327,623,861,702.25 and 61,381,469,593.38

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Solution

The fourth proportional to 218,415,907,801.38, 327,623,861,702.25 and 61,381,469,593.38 is: 92,072,204,390.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,415,907,801.38 : 327,623,861,702.25 = 61,381,469,593.38 : x
  2. Step 2: Convert to fraction form
    218,415,907,801.38/327,623,861,702.25 = 61,381,469,593.38/x
  3. Step 3: Cross multiply
    218,415,907,801.38x = 327,623,861,702.25 × 61,381,469,593.38
  4. Step 4: Simplify right side
    218,415,907,801.38x = 20,110,034,105,142,391,865,344
  5. Step 5: Solve for x
    x = 20,110,034,105,142,391,865,344/218,415,907,801.38
  6. Step 6: Final answer
    x = 92,072,204,390.12

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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.