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Finding the Third Proportional to 66,740,246 and 103,285,839

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Solution

The third proportional to 66,740,246 and 103,285,839 is: 159,843,050.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,740,246 : 103,285,839 = 103,285,839 : x
  2. Step 2: Convert to fraction form
    66,740,246/103,285,839 = 103,285,839/x
  3. Step 3: Cross multiply
    66,740,246x = 103,285,839 × 103,285,839
  4. Step 4: Simplify right side
    66,740,246x = 10,667,964,537,933,920
  5. Step 5: Solve for x
    x = 10,667,964,537,933,920/66,740,246
  6. Step 6: Final answer
    x = 159,843,050.89

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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.