Home / 187,480,961.20-281,179,451.40-123,235,649.20

Finding the Fourth Proportional to 187,480,961.20, 281,179,451.40 and 123,235,649.20

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Solution

The fourth proportional to 187,480,961.20, 281,179,451.40 and 123,235,649.20 is: 184,825,872.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,480,961.20 : 281,179,451.40 = 123,235,649.20 : x
  2. Step 2: Convert to fraction form
    187,480,961.20/281,179,451.40 = 123,235,649.20/x
  3. Step 3: Cross multiply
    187,480,961.20x = 281,179,451.40 × 123,235,649.20
  4. Step 4: Simplify right side
    187,480,961.20x = 34,651,332,234,978,848
  5. Step 5: Solve for x
    x = 34,651,332,234,978,848/187,480,961.20
  6. Step 6: Final answer
    x = 184,825,872.52

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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.