Home / 567,591,540.50-851,821,864.99-256,917,331.18

Finding the Fourth Proportional to 567,591,540.50, 851,821,864.99 and 256,917,331.18

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Solution

The fourth proportional to 567,591,540.50, 851,821,864.99 and 256,917,331.18 is: 385,572,695.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,591,540.50 : 851,821,864.99 = 256,917,331.18 : x
  2. Step 2: Convert to fraction form
    567,591,540.50/851,821,864.99 = 256,917,331.18/x
  3. Step 3: Cross multiply
    567,591,540.50x = 851,821,864.99 × 256,917,331.18
  4. Step 4: Simplify right side
    567,591,540.50x = 218,847,800,194,423,552
  5. Step 5: Solve for x
    x = 218,847,800,194,423,552/567,591,540.50
  6. Step 6: Final answer
    x = 385,572,695.46

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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.