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Finding the Fourth Proportional to 54,396,004.40, 81,594,006.60 and 54,396,004.40

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Solution

The fourth proportional to 54,396,004.40, 81,594,006.60 and 54,396,004.40 is: 81,594,006.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,396,004.40 : 81,594,006.60 = 54,396,004.40 : x
  2. Step 2: Convert to fraction form
    54,396,004.40/81,594,006.60 = 54,396,004.40/x
  3. Step 3: Cross multiply
    54,396,004.40x = 81,594,006.60 × 54,396,004.40
  4. Step 4: Simplify right side
    54,396,004.40x = 4,438,387,942,027,228.50
  5. Step 5: Solve for x
    x = 4,438,387,942,027,228.50/54,396,004.40
  6. Step 6: Final answer
    x = 81,594,006.60

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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.