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Finding the Third Proportional to 79,198,803 and 126,022,109

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Solution

The third proportional to 79,198,803 and 126,022,109 is: 200,527,929.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,198,803 : 126,022,109 = 126,022,109 : x
  2. Step 2: Convert to fraction form
    79,198,803/126,022,109 = 126,022,109/x
  3. Step 3: Cross multiply
    79,198,803x = 126,022,109 × 126,022,109
  4. Step 4: Simplify right side
    79,198,803x = 15,881,571,956,807,880
  5. Step 5: Solve for x
    x = 15,881,571,956,807,880/79,198,803
  6. Step 6: Final answer
    x = 200,527,929.15

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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.