Home / 131,523,905.20-197,285,857.80-126,233,114.80

Finding the Fourth Proportional to 131,523,905.20, 197,285,857.80 and 126,233,114.80

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Solution

The fourth proportional to 131,523,905.20, 197,285,857.80 and 126,233,114.80 is: 189,349,672.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,523,905.20 : 197,285,857.80 = 126,233,114.80 : x
  2. Step 2: Convert to fraction form
    131,523,905.20/197,285,857.80 = 126,233,114.80/x
  3. Step 3: Cross multiply
    131,523,905.20x = 197,285,857.80 × 126,233,114.80
  4. Step 4: Simplify right side
    131,523,905.20x = 24,904,008,336,083,876
  5. Step 5: Solve for x
    x = 24,904,008,336,083,876/131,523,905.20
  6. Step 6: Final answer
    x = 189,349,672.20

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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.