Home / 87,753,862.35-131,630,793.53-73,645,087.95

Finding the Fourth Proportional to 87,753,862.35, 131,630,793.53 and 73,645,087.95

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Solution

The fourth proportional to 87,753,862.35, 131,630,793.53 and 73,645,087.95 is: 110,467,631.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,753,862.35 : 131,630,793.53 = 73,645,087.95 : x
  2. Step 2: Convert to fraction form
    87,753,862.35/131,630,793.53 = 73,645,087.95/x
  3. Step 3: Cross multiply
    87,753,862.35x = 131,630,793.53 × 73,645,087.95
  4. Step 4: Simplify right side
    87,753,862.35x = 9,693,961,366,076,916
  5. Step 5: Solve for x
    x = 9,693,961,366,076,916/87,753,862.35
  6. Step 6: Final answer
    x = 110,467,631.93

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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.