Home / 481,049,571.42-663,850,229.31-261,032,997.42

Finding the Fourth Proportional to 481,049,571.42, 663,850,229.31 and 261,032,997.42

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Solution

The fourth proportional to 481,049,571.42, 663,850,229.31 and 261,032,997.42 is: 360,226,524.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,049,571.42 : 663,850,229.31 = 261,032,997.42 : x
  2. Step 2: Convert to fraction form
    481,049,571.42/663,850,229.31 = 261,032,997.42/x
  3. Step 3: Cross multiply
    481,049,571.42x = 663,850,229.31 × 261,032,997.42
  4. Step 4: Simplify right side
    481,049,571.42x = 173,286,815,194,743,616
  5. Step 5: Solve for x
    x = 173,286,815,194,743,616/481,049,571.42
  6. Step 6: Final answer
    x = 360,226,524.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.