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Finding the Fourth Proportional to 3,680,494,650,923.80, 5,520,741,976,385.90 and 3,680,494,650,923.80

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Solution

The fourth proportional to 3,680,494,650,923.80, 5,520,741,976,385.90 and 3,680,494,650,923.80 is: 5,520,741,976,385.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,680,494,650,923.80 : 5,520,741,976,385.90 = 3,680,494,650,923.80 : x
  2. Step 2: Convert to fraction form
    3,680,494,650,923.80/5,520,741,976,385.90 = 3,680,494,650,923.80/x
  3. Step 3: Cross multiply
    3,680,494,650,923.80x = 5,520,741,976,385.90 × 3,680,494,650,923.80
  4. Step 4: Simplify right side
    3,680,494,650,923.80x = 20,319,061,313,218,792,766,046,208
  5. Step 5: Solve for x
    x = 20,319,061,313,218,792,766,046,208/3,680,494,650,923.80
  6. Step 6: Final answer
    x = 5,520,741,976,385.90

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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.