Home / 447,101,747.43-617,000,439.90-248,858,974.59

Finding the Fourth Proportional to 447,101,747.43, 617,000,439.90 and 248,858,974.59

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Solution

The fourth proportional to 447,101,747.43, 617,000,439.90 and 248,858,974.59 is: 343,425,400.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,101,747.43 : 617,000,439.90 = 248,858,974.59 : x
  2. Step 2: Convert to fraction form
    447,101,747.43/617,000,439.90 = 248,858,974.59/x
  3. Step 3: Cross multiply
    447,101,747.43x = 617,000,439.90 × 248,858,974.59
  4. Step 4: Simplify right side
    447,101,747.43x = 153,546,096,795,092,928
  5. Step 5: Solve for x
    x = 153,546,096,795,092,928/447,101,747.43
  6. Step 6: Final answer
    x = 343,425,400.77

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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.