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Finding the Third Proportional to 51,726,696 and 86,207,553

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Solution

The third proportional to 51,726,696 and 86,207,553 is: 143,673,243.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,726,696 : 86,207,553 = 86,207,553 : x
  2. Step 2: Convert to fraction form
    51,726,696/86,207,553 = 86,207,553/x
  3. Step 3: Cross multiply
    51,726,696x = 86,207,553 × 86,207,553
  4. Step 4: Simplify right side
    51,726,696x = 7,431,742,194,247,809
  5. Step 5: Solve for x
    x = 7,431,742,194,247,809/51,726,696
  6. Step 6: Final answer
    x = 143,673,243.58

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.