Home / 125,036,972.50-187,538,432.91-32,912,995.54

Finding the Fourth Proportional to 125,036,972.50, 187,538,432.91 and 32,912,995.54

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Solution

The fourth proportional to 125,036,972.50, 187,538,432.91 and 32,912,995.54 is: 49,365,011.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,036,972.50 : 187,538,432.91 = 32,912,995.54 : x
  2. Step 2: Convert to fraction form
    125,036,972.50/187,538,432.91 = 32,912,995.54/x
  3. Step 3: Cross multiply
    125,036,972.50x = 187,538,432.91 × 32,912,995.54
  4. Step 4: Simplify right side
    125,036,972.50x = 6,172,451,605,945,419
  5. Step 5: Solve for x
    x = 6,172,451,605,945,419/125,036,972.50
  6. Step 6: Final answer
    x = 49,365,011.66

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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.