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Finding the Fourth Proportional to 468,998,755.67, 703,504,120.62 and 123,949,401.50

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Solution

The fourth proportional to 468,998,755.67, 703,504,120.62 and 123,949,401.50 is: 185,925,684.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,998,755.67 : 703,504,120.62 = 123,949,401.50 : x
  2. Step 2: Convert to fraction form
    468,998,755.67/703,504,120.62 = 123,949,401.50/x
  3. Step 3: Cross multiply
    468,998,755.67x = 703,504,120.62 × 123,949,401.50
  4. Step 4: Simplify right side
    468,998,755.67x = 87,198,914,703,632,816
  5. Step 5: Solve for x
    x = 87,198,914,703,632,816/468,998,755.67
  6. Step 6: Final answer
    x = 185,925,684.56

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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.