Home / 447,287,091.13-617,248,816.37-261,679,550.41

Finding the Fourth Proportional to 447,287,091.13, 617,248,816.37 and 261,679,550.41

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Solution

The fourth proportional to 447,287,091.13, 617,248,816.37 and 261,679,550.41 is: 361,113,468.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,287,091.13 : 617,248,816.37 = 261,679,550.41 : x
  2. Step 2: Convert to fraction form
    447,287,091.13/617,248,816.37 = 261,679,550.41/x
  3. Step 3: Cross multiply
    447,287,091.13x = 617,248,816.37 × 261,679,550.41
  4. Step 4: Simplify right side
    447,287,091.13x = 161,521,392,755,720,000
  5. Step 5: Solve for x
    x = 161,521,392,755,720,000/447,287,091.13
  6. Step 6: Final answer
    x = 361,113,468.20

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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.