Home / 87,411,734.20-131,117,601.30-42,062,102.20

Finding the Fourth Proportional to 87,411,734.20, 131,117,601.30 and 42,062,102.20

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Solution

The fourth proportional to 87,411,734.20, 131,117,601.30 and 42,062,102.20 is: 63,093,153.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,411,734.20 : 131,117,601.30 = 42,062,102.20 : x
  2. Step 2: Convert to fraction form
    87,411,734.20/131,117,601.30 = 42,062,102.20/x
  3. Step 3: Cross multiply
    87,411,734.20x = 131,117,601.30 × 42,062,102.20
  4. Step 4: Simplify right side
    87,411,734.20x = 5,515,081,946,099,453
  5. Step 5: Solve for x
    x = 5,515,081,946,099,453/87,411,734.20
  6. Step 6: Final answer
    x = 63,093,153.30

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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.