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Finding the Fourth Proportional to 96,515,251.20, 134,819,020.80 and 96,515,251.20

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Solution

The fourth proportional to 96,515,251.20, 134,819,020.80 and 96,515,251.20 is: 134,819,020.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,515,251.20 : 134,819,020.80 = 96,515,251.20 : x
  2. Step 2: Convert to fraction form
    96,515,251.20/134,819,020.80 = 96,515,251.20/x
  3. Step 3: Cross multiply
    96,515,251.20x = 134,819,020.80 × 96,515,251.20
  4. Step 4: Simplify right side
    96,515,251.20x = 13,012,091,659,050,026
  5. Step 5: Solve for x
    x = 13,012,091,659,050,026/96,515,251.20
  6. Step 6: Final answer
    x = 134,819,020.80

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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.