Home / 331,468,892.20-497,203,338.30-262,940,559.40

Finding the Fourth Proportional to 331,468,892.20, 497,203,338.30 and 262,940,559.40

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Solution

The fourth proportional to 331,468,892.20, 497,203,338.30 and 262,940,559.40 is: 394,410,839.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,468,892.20 : 497,203,338.30 = 262,940,559.40 : x
  2. Step 2: Convert to fraction form
    331,468,892.20/497,203,338.30 = 262,940,559.40/x
  3. Step 3: Cross multiply
    331,468,892.20x = 497,203,338.30 × 262,940,559.40
  4. Step 4: Simplify right side
    331,468,892.20x = 130,734,923,908,149,456
  5. Step 5: Solve for x
    x = 130,734,923,908,149,456/331,468,892.20
  6. Step 6: Final answer
    x = 394,410,839.10

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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.