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Finding the Fourth Proportional to 65,200,609.90, 97,800,914.85 and 29,368,801.90

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Solution

The fourth proportional to 65,200,609.90, 97,800,914.85 and 29,368,801.90 is: 44,053,202.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,200,609.90 : 97,800,914.85 = 29,368,801.90 : x
  2. Step 2: Convert to fraction form
    65,200,609.90/97,800,914.85 = 29,368,801.90/x
  3. Step 3: Cross multiply
    65,200,609.90x = 97,800,914.85 × 29,368,801.90
  4. Step 4: Simplify right side
    65,200,609.90x = 2,872,295,693,868,418
  5. Step 5: Solve for x
    x = 2,872,295,693,868,418/65,200,609.90
  6. Step 6: Final answer
    x = 44,053,202.85

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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.