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Finding the Third Proportional to 62,204,173 and 138,214,579

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Solution

The third proportional to 62,204,173 and 138,214,579 is: 307,105,921.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,204,173 : 138,214,579 = 138,214,579 : x
  2. Step 2: Convert to fraction form
    62,204,173/138,214,579 = 138,214,579/x
  3. Step 3: Cross multiply
    62,204,173x = 138,214,579 × 138,214,579
  4. Step 4: Simplify right side
    62,204,173x = 19,103,269,848,147,240
  5. Step 5: Solve for x
    x = 19,103,269,848,147,240/62,204,173
  6. Step 6: Final answer
    x = 307,105,921.14

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.