Home / 266,795,553.30-368,189,370.45-147,718,144.86

Finding the Fourth Proportional to 266,795,553.30, 368,189,370.45 and 147,718,144.86

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Solution

The fourth proportional to 266,795,553.30, 368,189,370.45 and 147,718,144.86 is: 203,857,410.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,795,553.30 : 368,189,370.45 = 147,718,144.86 : x
  2. Step 2: Convert to fraction form
    266,795,553.30/368,189,370.45 = 147,718,144.86/x
  3. Step 3: Cross multiply
    266,795,553.30x = 368,189,370.45 × 147,718,144.86
  4. Step 4: Simplify right side
    266,795,553.30x = 54,388,250,760,045,304
  5. Step 5: Solve for x
    x = 54,388,250,760,045,304/266,795,553.30
  6. Step 6: Final answer
    x = 203,857,410.99

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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.