Home / 329,795,008.85-494,566,542.07-99,687,616.85

Finding the Fourth Proportional to 329,795,008.85, 494,566,542.07 and 99,687,616.85

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Solution

The fourth proportional to 329,795,008.85, 494,566,542.07 and 99,687,616.85 is: 149,493,347.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,795,008.85 : 494,566,542.07 = 99,687,616.85 : x
  2. Step 2: Convert to fraction form
    329,795,008.85/494,566,542.07 = 99,687,616.85/x
  3. Step 3: Cross multiply
    329,795,008.85x = 494,566,542.07 × 99,687,616.85
  4. Step 4: Simplify right side
    329,795,008.85x = 49,302,159,952,703,560
  5. Step 5: Solve for x
    x = 49,302,159,952,703,560/329,795,008.85
  6. Step 6: Final answer
    x = 149,493,347.78

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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.