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Finding the Fourth Proportional to 548,049,194.60, 822,073,791.90 and 444,737,064.20

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Solution

The fourth proportional to 548,049,194.60, 822,073,791.90 and 444,737,064.20 is: 667,105,596.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,049,194.60 : 822,073,791.90 = 444,737,064.20 : x
  2. Step 2: Convert to fraction form
    548,049,194.60/822,073,791.90 = 444,737,064.20/x
  3. Step 3: Cross multiply
    548,049,194.60x = 822,073,791.90 × 444,737,064.20
  4. Step 4: Simplify right side
    548,049,194.60x = 365,606,684,765,367,744
  5. Step 5: Solve for x
    x = 365,606,684,765,367,744/548,049,194.60
  6. Step 6: Final answer
    x = 667,105,596.30

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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.