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Finding the Third Proportional to 45,054,666 and 69,795,567

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Solution

The third proportional to 45,054,666 and 69,795,567 is: 108,122,456.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,054,666 : 69,795,567 = 69,795,567 : x
  2. Step 2: Convert to fraction form
    45,054,666/69,795,567 = 69,795,567/x
  3. Step 3: Cross multiply
    45,054,666x = 69,795,567 × 69,795,567
  4. Step 4: Simplify right side
    45,054,666x = 4,871,421,172,851,489
  5. Step 5: Solve for x
    x = 4,871,421,172,851,489/45,054,666
  6. Step 6: Final answer
    x = 108,122,456.68

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.