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Finding the Third Proportional to 77,882,525 and 166,189,224

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Solution

The third proportional to 77,882,525 and 166,189,224 is: 354,622,017.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,882,525 : 166,189,224 = 166,189,224 : x
  2. Step 2: Convert to fraction form
    77,882,525/166,189,224 = 166,189,224/x
  3. Step 3: Cross multiply
    77,882,525x = 166,189,224 × 166,189,224
  4. Step 4: Simplify right side
    77,882,525x = 27,618,858,173,722,176
  5. Step 5: Solve for x
    x = 27,618,858,173,722,176/77,882,525
  6. Step 6: Final answer
    x = 354,622,017.89

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.