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Finding the Fourth Proportional to 88,462,893.60, 132,694,340.40 and 79,853,549.40

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Solution

The fourth proportional to 88,462,893.60, 132,694,340.40 and 79,853,549.40 is: 119,780,324.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,462,893.60 : 132,694,340.40 = 79,853,549.40 : x
  2. Step 2: Convert to fraction form
    88,462,893.60/132,694,340.40 = 79,853,549.40/x
  3. Step 3: Cross multiply
    88,462,893.60x = 132,694,340.40 × 79,853,549.40
  4. Step 4: Simplify right side
    88,462,893.60x = 10,596,114,066,231,818
  5. Step 5: Solve for x
    x = 10,596,114,066,231,818/88,462,893.60
  6. Step 6: Final answer
    x = 119,780,324.10

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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.