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Finding the Third Proportional to 127,796,103 and 279,918,531

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Solution

The third proportional to 127,796,103 and 279,918,531 is: 613,120,292.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,796,103 : 279,918,531 = 279,918,531 : x
  2. Step 2: Convert to fraction form
    127,796,103/279,918,531 = 279,918,531/x
  3. Step 3: Cross multiply
    127,796,103x = 279,918,531 × 279,918,531
  4. Step 4: Simplify right side
    127,796,103x = 78,354,383,997,197,968
  5. Step 5: Solve for x
    x = 78,354,383,997,197,968/127,796,103
  6. Step 6: Final answer
    x = 613,120,292.07

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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.