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Finding the Fourth Proportional to 995,847,677.40, 1,396,227,481.80 and 995,847,677.40

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Solution

The fourth proportional to 995,847,677.40, 1,396,227,481.80 and 995,847,677.40 is: 1,396,227,481.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,847,677.40 : 1,396,227,481.80 = 995,847,677.40 : x
  2. Step 2: Convert to fraction form
    995,847,677.40/1,396,227,481.80 = 995,847,677.40/x
  3. Step 3: Cross multiply
    995,847,677.40x = 1,396,227,481.80 × 995,847,677.40
  4. Step 4: Simplify right side
    995,847,677.40x = 1,390,429,894,872,580,608
  5. Step 5: Solve for x
    x = 1,390,429,894,872,580,608/995,847,677.40
  6. Step 6: Final answer
    x = 1,396,227,481.80

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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.