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Finding the Third Proportional to 84,876,308 and 127,734,917

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Solution

The third proportional to 84,876,308 and 127,734,917 is: 192,235,140.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,876,308 : 127,734,917 = 127,734,917 : x
  2. Step 2: Convert to fraction form
    84,876,308/127,734,917 = 127,734,917/x
  3. Step 3: Cross multiply
    84,876,308x = 127,734,917 × 127,734,917
  4. Step 4: Simplify right side
    84,876,308x = 16,316,209,020,996,888
  5. Step 5: Solve for x
    x = 16,316,209,020,996,888/84,876,308
  6. Step 6: Final answer
    x = 192,235,140.82

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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.