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Finding the Fourth Proportional to 444,895,234.60, 667,342,851.90 and 308,846,338.60

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Solution

The fourth proportional to 444,895,234.60, 667,342,851.90 and 308,846,338.60 is: 463,269,507.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,895,234.60 : 667,342,851.90 = 308,846,338.60 : x
  2. Step 2: Convert to fraction form
    444,895,234.60/667,342,851.90 = 308,846,338.60/x
  3. Step 3: Cross multiply
    444,895,234.60x = 667,342,851.90 × 308,846,338.60
  4. Step 4: Simplify right side
    444,895,234.60x = 206,106,396,400,197,056
  5. Step 5: Solve for x
    x = 206,106,396,400,197,056/444,895,234.60
  6. Step 6: Final answer
    x = 463,269,507.90

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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.