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Finding the Third Proportional to 18,728,463,736 and 27,059,395,920

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Solution

The third proportional to 18,728,463,736 and 27,059,395,920 is: 39,096,154,274.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,728,463,736 : 27,059,395,920 = 27,059,395,920 : x
  2. Step 2: Convert to fraction form
    18,728,463,736/27,059,395,920 = 27,059,395,920/x
  3. Step 3: Cross multiply
    18,728,463,736x = 27,059,395,920 × 27,059,395,920
  4. Step 4: Simplify right side
    18,728,463,736x = 732,210,907,555,312,697,344
  5. Step 5: Solve for x
    x = 732,210,907,555,312,697,344/18,728,463,736
  6. Step 6: Final answer
    x = 39,096,154,274.94

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.