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Finding the Third Proportional to 39,945,087 and 86,060,814

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Solution

The third proportional to 39,945,087 and 86,060,814 is: 185,416,136.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,945,087 : 86,060,814 = 86,060,814 : x
  2. Step 2: Convert to fraction form
    39,945,087/86,060,814 = 86,060,814/x
  3. Step 3: Cross multiply
    39,945,087x = 86,060,814 × 86,060,814
  4. Step 4: Simplify right side
    39,945,087x = 7,406,463,706,342,596
  5. Step 5: Solve for x
    x = 7,406,463,706,342,596/39,945,087
  6. Step 6: Final answer
    x = 185,416,136.57

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.