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Finding the Third Proportional to 58,742,468 and 127,247,866

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Solution

The third proportional to 58,742,468 and 127,247,866 is: 275,644,179.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,742,468 : 127,247,866 = 127,247,866 : x
  2. Step 2: Convert to fraction form
    58,742,468/127,247,866 = 127,247,866/x
  3. Step 3: Cross multiply
    58,742,468x = 127,247,866 × 127,247,866
  4. Step 4: Simplify right side
    58,742,468x = 16,192,019,401,553,956
  5. Step 5: Solve for x
    x = 16,192,019,401,553,956/58,742,468
  6. Step 6: Final answer
    x = 275,644,179.63

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.