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Finding the Third Proportional to 66,740,244 and 103,285,836

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Solution

The third proportional to 66,740,244 and 103,285,836 is: 159,843,046.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,740,244 : 103,285,836 = 103,285,836 : x
  2. Step 2: Convert to fraction form
    66,740,244/103,285,836 = 103,285,836/x
  3. Step 3: Cross multiply
    66,740,244x = 103,285,836 × 103,285,836
  4. Step 4: Simplify right side
    66,740,244x = 10,667,963,918,218,896
  5. Step 5: Solve for x
    x = 10,667,963,918,218,896/66,740,244
  6. Step 6: Final answer
    x = 159,843,046.40

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.