Home / 20,230,179,404.96-30,332,981,112-10,134,150,929.36

Finding the Fourth Proportional to 20,230,179,404.96, 30,332,981,112 and 10,134,150,929.36

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Solution

The fourth proportional to 20,230,179,404.96, 30,332,981,112 and 10,134,150,929.36 is: 15,195,070,818.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,230,179,404.96 : 30,332,981,112 = 10,134,150,929.36 : x
  2. Step 2: Convert to fraction form
    20,230,179,404.96/30,332,981,112 = 10,134,150,929.36/x
  3. Step 3: Cross multiply
    20,230,179,404.96x = 30,332,981,112 × 10,134,150,929.36
  4. Step 4: Simplify right side
    20,230,179,404.96x = 307,399,008,726,434,119,680
  5. Step 5: Solve for x
    x = 307,399,008,726,434,119,680/20,230,179,404.96
  6. Step 6: Final answer
    x = 15,195,070,818.36

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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.