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Finding the Third Proportional to 51,726,663 and 86,207,503

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Solution

The third proportional to 51,726,663 and 86,207,503 is: 143,673,168.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,726,663 : 86,207,503 = 86,207,503 : x
  2. Step 2: Convert to fraction form
    51,726,663/86,207,503 = 86,207,503/x
  3. Step 3: Cross multiply
    51,726,663x = 86,207,503 × 86,207,503
  4. Step 4: Simplify right side
    51,726,663x = 7,431,733,573,495,009
  5. Step 5: Solve for x
    x = 7,431,733,573,495,009/51,726,663
  6. Step 6: Final answer
    x = 143,673,168.58

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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.