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Finding the Third Proportional to 64,504,691 and 139,270,822

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Solution

The third proportional to 64,504,691 and 139,270,822 is: 300,696,919.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,504,691 : 139,270,822 = 139,270,822 : x
  2. Step 2: Convert to fraction form
    64,504,691/139,270,822 = 139,270,822/x
  3. Step 3: Cross multiply
    64,504,691x = 139,270,822 × 139,270,822
  4. Step 4: Simplify right side
    64,504,691x = 19,396,361,860,555,684
  5. Step 5: Solve for x
    x = 19,396,361,860,555,684/64,504,691
  6. Step 6: Final answer
    x = 300,696,919.25

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.