Home / 447,287,092.13-617,248,817.75-261,679,551.41

Finding the Fourth Proportional to 447,287,092.13, 617,248,817.75 and 261,679,551.41

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Solution

The fourth proportional to 447,287,092.13, 617,248,817.75 and 261,679,551.41 is: 361,113,469.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,287,092.13 : 617,248,817.75 = 261,679,551.41 : x
  2. Step 2: Convert to fraction form
    447,287,092.13/617,248,817.75 = 261,679,551.41/x
  3. Step 3: Cross multiply
    447,287,092.13x = 617,248,817.75 × 261,679,551.41
  4. Step 4: Simplify right side
    447,287,092.13x = 161,521,393,737,172,832
  5. Step 5: Solve for x
    x = 161,521,393,737,172,832/447,287,092.13
  6. Step 6: Final answer
    x = 361,113,469.58

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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.