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Finding the Third Proportional to 68,550,788 and 100,199,109

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Solution

The third proportional to 68,550,788 and 100,199,109 is: 146,458,731.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,550,788 : 100,199,109 = 100,199,109 : x
  2. Step 2: Convert to fraction form
    68,550,788/100,199,109 = 100,199,109/x
  3. Step 3: Cross multiply
    68,550,788x = 100,199,109 × 100,199,109
  4. Step 4: Simplify right side
    68,550,788x = 10,039,861,444,393,880
  5. Step 5: Solve for x
    x = 10,039,861,444,393,880/68,550,788
  6. Step 6: Final answer
    x = 146,458,731.36

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.