Home / 12,267,933,789.05-18,364,158,189.18-8,004,444,836.94

Finding the Fourth Proportional to 12,267,933,789.05, 18,364,158,189.18 and 8,004,444,836.94

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Solution

The fourth proportional to 12,267,933,789.05, 18,364,158,189.18 and 8,004,444,836.94 is: 11,982,041,452.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,267,933,789.05 : 18,364,158,189.18 = 8,004,444,836.94 : x
  2. Step 2: Convert to fraction form
    12,267,933,789.05/18,364,158,189.18 = 8,004,444,836.94/x
  3. Step 3: Cross multiply
    12,267,933,789.05x = 18,364,158,189.18 × 8,004,444,836.94
  4. Step 4: Simplify right side
    12,267,933,789.05x = 146,994,891,202,131,263,488
  5. Step 5: Solve for x
    x = 146,994,891,202,131,263,488/12,267,933,789.05
  6. Step 6: Final answer
    x = 11,982,041,452.93

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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.