Home / 19,659,369,905.96-29,510,040,116.91-8,472,764,711.39

Finding the Fourth Proportional to 19,659,369,905.96, 29,510,040,116.91 and 8,472,764,711.39

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Solution

The fourth proportional to 19,659,369,905.96, 29,510,040,116.91 and 8,472,764,711.39 is: 12,718,191,260.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,659,369,905.96 : 29,510,040,116.91 = 8,472,764,711.39 : x
  2. Step 2: Convert to fraction form
    19,659,369,905.96/29,510,040,116.91 = 8,472,764,711.39/x
  3. Step 3: Cross multiply
    19,659,369,905.96x = 29,510,040,116.91 × 8,472,764,711.39
  4. Step 4: Simplify right side
    19,659,369,905.96x = 250,031,626,534,110,724,096
  5. Step 5: Solve for x
    x = 250,031,626,534,110,724,096/19,659,369,905.96
  6. Step 6: Final answer
    x = 12,718,191,260.97

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1.5x scale

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.