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Finding the Third Proportional to 65,617,806 and 143,593,134

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Solution

The third proportional to 65,617,806 and 143,593,134 is: 314,228,551.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,617,806 : 143,593,134 = 143,593,134 : x
  2. Step 2: Convert to fraction form
    65,617,806/143,593,134 = 143,593,134/x
  3. Step 3: Cross multiply
    65,617,806x = 143,593,134 × 143,593,134
  4. Step 4: Simplify right side
    65,617,806x = 20,618,988,131,941,956
  5. Step 5: Solve for x
    x = 20,618,988,131,941,956/65,617,806
  6. Step 6: Final answer
    x = 314,228,551.50

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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.