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Finding the Third Proportional to 166,209,998 and 248,384,739

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Solution

The third proportional to 166,209,998 and 248,384,739 is: 371,186,928.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,209,998 : 248,384,739 = 248,384,739 : x
  2. Step 2: Convert to fraction form
    166,209,998/248,384,739 = 248,384,739/x
  3. Step 3: Cross multiply
    166,209,998x = 248,384,739 × 248,384,739
  4. Step 4: Simplify right side
    166,209,998x = 61,694,978,568,098,120
  5. Step 5: Solve for x
    x = 61,694,978,568,098,120/166,209,998
  6. Step 6: Final answer
    x = 371,186,928.05

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.