Home / 15,016,856,274.62-20,723,282,180.50-8,150,253,008.94

Finding the Fourth Proportional to 15,016,856,274.62, 20,723,282,180.50 and 8,150,253,008.94

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Solution

The fourth proportional to 15,016,856,274.62, 20,723,282,180.50 and 8,150,253,008.94 is: 11,247,360,290.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,016,856,274.62 : 20,723,282,180.50 = 8,150,253,008.94 : x
  2. Step 2: Convert to fraction form
    15,016,856,274.62/20,723,282,180.50 = 8,150,253,008.94/x
  3. Step 3: Cross multiply
    15,016,856,274.62x = 20,723,282,180.50 × 8,150,253,008.94
  4. Step 4: Simplify right side
    15,016,856,274.62x = 168,899,992,946,732,793,856
  5. Step 5: Solve for x
    x = 168,899,992,946,732,793,856/15,016,856,274.62
  6. Step 6: Final answer
    x = 11,247,360,290.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.