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Finding the Third Proportional to 49,902,698 and 109,212,628

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Solution

The third proportional to 49,902,698 and 109,212,628 is: 239,013,091.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,902,698 : 109,212,628 = 109,212,628 : x
  2. Step 2: Convert to fraction form
    49,902,698/109,212,628 = 109,212,628/x
  3. Step 3: Cross multiply
    49,902,698x = 109,212,628 × 109,212,628
  4. Step 4: Simplify right side
    49,902,698x = 11,927,398,114,666,384
  5. Step 5: Solve for x
    x = 11,927,398,114,666,384/49,902,698
  6. Step 6: Final answer
    x = 239,013,091.33

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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.