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Finding the Fourth Proportional to 96,482,728.80, 135,434,138.40 and 96,482,728.80

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Solution

The fourth proportional to 96,482,728.80, 135,434,138.40 and 96,482,728.80 is: 135,434,138.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,482,728.80 : 135,434,138.40 = 96,482,728.80 : x
  2. Step 2: Convert to fraction form
    96,482,728.80/135,434,138.40 = 96,482,728.80/x
  3. Step 3: Cross multiply
    96,482,728.80x = 135,434,138.40 × 96,482,728.80
  4. Step 4: Simplify right side
    96,482,728.80x = 13,067,055,245,508,866
  5. Step 5: Solve for x
    x = 13,067,055,245,508,866/96,482,728.80
  6. Step 6: Final answer
    x = 135,434,138.40

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.