Home / 87,582,004.20-131,373,006.30-51,750,196.20

Finding the Fourth Proportional to 87,582,004.20, 131,373,006.30 and 51,750,196.20

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Solution

The fourth proportional to 87,582,004.20, 131,373,006.30 and 51,750,196.20 is: 77,625,294.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,582,004.20 : 131,373,006.30 = 51,750,196.20 : x
  2. Step 2: Convert to fraction form
    87,582,004.20/131,373,006.30 = 51,750,196.20/x
  3. Step 3: Cross multiply
    87,582,004.20x = 131,373,006.30 × 51,750,196.20
  4. Step 4: Simplify right side
    87,582,004.20x = 6,798,578,851,408,836
  5. Step 5: Solve for x
    x = 6,798,578,851,408,836/87,582,004.20
  6. Step 6: Final answer
    x = 77,625,294.30

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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.