Home / 56,172,704,753.89-84,273,106,170.99-16,378,479,597.31

Finding the Fourth Proportional to 56,172,704,753.89, 84,273,106,170.99 and 16,378,479,597.31

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Solution

The fourth proportional to 56,172,704,753.89, 84,273,106,170.99 and 16,378,479,597.31 is: 24,571,815,725.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,172,704,753.89 : 84,273,106,170.99 = 16,378,479,597.31 : x
  2. Step 2: Convert to fraction form
    56,172,704,753.89/84,273,106,170.99 = 16,378,479,597.31/x
  3. Step 3: Cross multiply
    56,172,704,753.89x = 84,273,106,170.99 × 16,378,479,597.31
  4. Step 4: Simplify right side
    56,172,704,753.89x = 1,380,265,350,023,499,218,944
  5. Step 5: Solve for x
    x = 1,380,265,350,023,499,218,944/56,172,704,753.89
  6. Step 6: Final answer
    x = 24,571,815,725.64

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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.