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Finding the Third Proportional to 767,340,081 and 1,687,735,170

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Solution

The third proportional to 767,340,081 and 1,687,735,170 is: 3,712,108,978.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,340,081 : 1,687,735,170 = 1,687,735,170 : x
  2. Step 2: Convert to fraction form
    767,340,081/1,687,735,170 = 1,687,735,170/x
  3. Step 3: Cross multiply
    767,340,081x = 1,687,735,170 × 1,687,735,170
  4. Step 4: Simplify right side
    767,340,081x = 2,848,450,004,054,928,896
  5. Step 5: Solve for x
    x = 2,848,450,004,054,928,896/767,340,081
  6. Step 6: Final answer
    x = 3,712,108,978.25

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.