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Finding the Third Proportional to 1,401,885,252 and 2,991,405,627

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Solution

The third proportional to 1,401,885,252 and 2,991,405,627 is: 6,383,195,495.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,885,252 : 2,991,405,627 = 2,991,405,627 : x
  2. Step 2: Convert to fraction form
    1,401,885,252/2,991,405,627 = 2,991,405,627/x
  3. Step 3: Cross multiply
    1,401,885,252x = 2,991,405,627 × 2,991,405,627
  4. Step 4: Simplify right side
    1,401,885,252x = 8,948,507,625,247,262,720
  5. Step 5: Solve for x
    x = 8,948,507,625,247,262,720/1,401,885,252
  6. Step 6: Final answer
    x = 6,383,195,495.12

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.