Home / 19,659,369,908.68-29,510,040,120.99-8,472,764,714.11

Finding the Fourth Proportional to 19,659,369,908.68, 29,510,040,120.99 and 8,472,764,714.11

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Solution

The fourth proportional to 19,659,369,908.68, 29,510,040,120.99 and 8,472,764,714.11 is: 12,718,191,265.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,659,369,908.68 : 29,510,040,120.99 = 8,472,764,714.11 : x
  2. Step 2: Convert to fraction form
    19,659,369,908.68/29,510,040,120.99 = 8,472,764,714.11/x
  3. Step 3: Cross multiply
    19,659,369,908.68x = 29,510,040,120.99 × 8,472,764,714.11
  4. Step 4: Simplify right side
    19,659,369,908.68x = 250,031,626,649,040,584,704
  5. Step 5: Solve for x
    x = 250,031,626,649,040,584,704/19,659,369,908.68
  6. Step 6: Final answer
    x = 12,718,191,265.06

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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.