Home / 151,146,069.20-226,719,103.80-74,618,565.20

Finding the Fourth Proportional to 151,146,069.20, 226,719,103.80 and 74,618,565.20

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Solution

The fourth proportional to 151,146,069.20, 226,719,103.80 and 74,618,565.20 is: 111,927,847.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,146,069.20 : 226,719,103.80 = 74,618,565.20 : x
  2. Step 2: Convert to fraction form
    151,146,069.20/226,719,103.80 = 74,618,565.20/x
  3. Step 3: Cross multiply
    151,146,069.20x = 226,719,103.80 × 74,618,565.20
  4. Step 4: Simplify right side
    151,146,069.20x = 16,917,454,228,985,870
  5. Step 5: Solve for x
    x = 16,917,454,228,985,870/151,146,069.20
  6. Step 6: Final answer
    x = 111,927,847.80

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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.