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Finding the Third Proportional to 79,198,810 and 126,022,118

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Solution

The third proportional to 79,198,810 and 126,022,118 is: 200,527,940.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,198,810 : 126,022,118 = 126,022,118 : x
  2. Step 2: Convert to fraction form
    79,198,810/126,022,118 = 126,022,118/x
  3. Step 3: Cross multiply
    79,198,810x = 126,022,118 × 126,022,118
  4. Step 4: Simplify right side
    79,198,810x = 15,881,574,225,205,924
  5. Step 5: Solve for x
    x = 15,881,574,225,205,924/79,198,810
  6. Step 6: Final answer
    x = 200,527,940.07

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.