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Finding the Fourth Proportional to 89,448,562.40, 134,172,843.60 and 89,448,562.40

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Solution

The fourth proportional to 89,448,562.40, 134,172,843.60 and 89,448,562.40 is: 134,172,843.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,448,562.40 : 134,172,843.60 = 89,448,562.40 : x
  2. Step 2: Convert to fraction form
    89,448,562.40/134,172,843.60 = 89,448,562.40/x
  3. Step 3: Cross multiply
    89,448,562.40x = 134,172,843.60 × 89,448,562.40
  4. Step 4: Simplify right side
    89,448,562.40x = 12,001,567,973,140,040
  5. Step 5: Solve for x
    x = 12,001,567,973,140,040/89,448,562.40
  6. Step 6: Final answer
    x = 134,172,843.60

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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.