Home / 12,524,981,846.88-18,787,478,092-3,681,821,321.56

Finding the Fourth Proportional to 12,524,981,846.88, 18,787,478,092 and 3,681,821,321.56

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Solution

The fourth proportional to 12,524,981,846.88, 18,787,478,092 and 3,681,821,321.56 is: 5,522,733,546.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,524,981,846.88 : 18,787,478,092 = 3,681,821,321.56 : x
  2. Step 2: Convert to fraction form
    12,524,981,846.88/18,787,478,092 = 3,681,821,321.56/x
  3. Step 3: Cross multiply
    12,524,981,846.88x = 18,787,478,092 × 3,681,821,321.56
  4. Step 4: Simplify right side
    12,524,981,846.88x = 69,172,137,417,466,986,496
  5. Step 5: Solve for x
    x = 69,172,137,417,466,986,496/12,524,981,846.88
  6. Step 6: Final answer
    x = 5,522,733,546.69

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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.