Home / 276,021,785.20-413,681,008.20-146,691,353.20

Finding the Fourth Proportional to 276,021,785.20, 413,681,008.20 and 146,691,353.20

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Solution

The fourth proportional to 276,021,785.20, 413,681,008.20 and 146,691,353.20 is: 219,850,135.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,021,785.20 : 413,681,008.20 = 146,691,353.20 : x
  2. Step 2: Convert to fraction form
    276,021,785.20/413,681,008.20 = 146,691,353.20/x
  3. Step 3: Cross multiply
    276,021,785.20x = 413,681,008.20 × 146,691,353.20
  4. Step 4: Simplify right side
    276,021,785.20x = 60,683,426,885,998,288
  5. Step 5: Solve for x
    x = 60,683,426,885,998,288/276,021,785.20
  6. Step 6: Final answer
    x = 219,850,135.53

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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.