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Finding the Third Proportional to 81,101,412 and 167,951,556

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Solution

The third proportional to 81,101,412 and 167,951,556 is: 347,808,064.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,101,412 : 167,951,556 = 167,951,556 : x
  2. Step 2: Convert to fraction form
    81,101,412/167,951,556 = 167,951,556/x
  3. Step 3: Cross multiply
    81,101,412x = 167,951,556 × 167,951,556
  4. Step 4: Simplify right side
    81,101,412x = 28,207,725,162,821,136
  5. Step 5: Solve for x
    x = 28,207,725,162,821,136/81,101,412
  6. Step 6: Final answer
    x = 347,808,064.83

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.