Home / 20,253,969,600.45-30,369,178,067.46-7,663,800,634.75

Finding the Fourth Proportional to 20,253,969,600.45, 30,369,178,067.46 and 7,663,800,634.75

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Solution

The fourth proportional to 20,253,969,600.45, 30,369,178,067.46 and 7,663,800,634.75 is: 11,491,244,962.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,253,969,600.45 : 30,369,178,067.46 = 7,663,800,634.75 : x
  2. Step 2: Convert to fraction form
    20,253,969,600.45/30,369,178,067.46 = 7,663,800,634.75/x
  3. Step 3: Cross multiply
    20,253,969,600.45x = 30,369,178,067.46 × 7,663,800,634.75
  4. Step 4: Simplify right side
    20,253,969,600.45x = 232,743,326,150,235,717,632
  5. Step 5: Solve for x
    x = 232,743,326,150,235,717,632/20,253,969,600.45
  6. Step 6: Final answer
    x = 11,491,244,962.92

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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.