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Finding the Third Proportional to 87,307,110 and 136,958,907

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Solution

The third proportional to 87,307,110 and 136,958,907 is: 214,847,819.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,307,110 : 136,958,907 = 136,958,907 : x
  2. Step 2: Convert to fraction form
    87,307,110/136,958,907 = 136,958,907/x
  3. Step 3: Cross multiply
    87,307,110x = 136,958,907 × 136,958,907
  4. Step 4: Simplify right side
    87,307,110x = 18,757,742,206,634,648
  5. Step 5: Solve for x
    x = 18,757,742,206,634,648/87,307,110
  6. Step 6: Final answer
    x = 214,847,819.46

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.