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Finding the Third Proportional to 65,617,800 and 143,593,122

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Solution

The third proportional to 65,617,800 and 143,593,122 is: 314,228,527.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,617,800 : 143,593,122 = 143,593,122 : x
  2. Step 2: Convert to fraction form
    65,617,800/143,593,122 = 143,593,122/x
  3. Step 3: Cross multiply
    65,617,800x = 143,593,122 × 143,593,122
  4. Step 4: Simplify right side
    65,617,800x = 20,618,984,685,706,884
  5. Step 5: Solve for x
    x = 20,618,984,685,706,884/65,617,800
  6. Step 6: Final answer
    x = 314,228,527.71

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.