Home / 146,711,338.30-220,067,007.45-132,098,679.10

Finding the Fourth Proportional to 146,711,338.30, 220,067,007.45 and 132,098,679.10

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Solution

The fourth proportional to 146,711,338.30, 220,067,007.45 and 132,098,679.10 is: 198,148,018.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,711,338.30 : 220,067,007.45 = 132,098,679.10 : x
  2. Step 2: Convert to fraction form
    146,711,338.30/220,067,007.45 = 132,098,679.10/x
  3. Step 3: Cross multiply
    146,711,338.30x = 220,067,007.45 × 132,098,679.10
  4. Step 4: Simplify right side
    146,711,338.30x = 29,070,560,997,634,856
  5. Step 5: Solve for x
    x = 29,070,560,997,634,856/146,711,338.30
  6. Step 6: Final answer
    x = 198,148,018.65

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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.