Home / 151,127,998.20-226,691,997.30-142,170,046.20

Finding the Fourth Proportional to 151,127,998.20, 226,691,997.30 and 142,170,046.20

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Solution

The fourth proportional to 151,127,998.20, 226,691,997.30 and 142,170,046.20 is: 213,255,069.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,127,998.20 : 226,691,997.30 = 142,170,046.20 : x
  2. Step 2: Convert to fraction form
    151,127,998.20/226,691,997.30 = 142,170,046.20/x
  3. Step 3: Cross multiply
    151,127,998.20x = 226,691,997.30 × 142,170,046.20
  4. Step 4: Simplify right side
    151,127,998.20x = 32,228,811,729,311,276
  5. Step 5: Solve for x
    x = 32,228,811,729,311,276/151,127,998.20
  6. Step 6: Final answer
    x = 213,255,069.30

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1.5x scale

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.