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Finding the Third Proportional to 127,818,868 and 279,552,656

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Solution

The third proportional to 127,818,868 and 279,552,656 is: 611,409,635.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,818,868 : 279,552,656 = 279,552,656 : x
  2. Step 2: Convert to fraction form
    127,818,868/279,552,656 = 279,552,656/x
  3. Step 3: Cross multiply
    127,818,868x = 279,552,656 × 279,552,656
  4. Step 4: Simplify right side
    127,818,868x = 78,149,687,476,654,336
  5. Step 5: Solve for x
    x = 78,149,687,476,654,336/127,818,868
  6. Step 6: Final answer
    x = 611,409,635.37

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.