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Finding the Third Proportional to 1,399,291,395 and 3,062,178,630

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Solution

The third proportional to 1,399,291,395 and 3,062,178,630 is: 6,701,204,620.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,399,291,395 : 3,062,178,630 = 3,062,178,630 : x
  2. Step 2: Convert to fraction form
    1,399,291,395/3,062,178,630 = 3,062,178,630/x
  3. Step 3: Cross multiply
    1,399,291,395x = 3,062,178,630 × 3,062,178,630
  4. Step 4: Simplify right side
    1,399,291,395x = 9,376,937,962,028,677,120
  5. Step 5: Solve for x
    x = 9,376,937,962,028,677,120/1,399,291,395
  6. Step 6: Final answer
    x = 6,701,204,620.81

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.