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Finding the Third Proportional to 381,994,450 and 818,444,993

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Solution

The third proportional to 381,994,450 and 818,444,993 is: 1,753,565,284.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,994,450 : 818,444,993 = 818,444,993 : x
  2. Step 2: Convert to fraction form
    381,994,450/818,444,993 = 818,444,993/x
  3. Step 3: Cross multiply
    381,994,450x = 818,444,993 × 818,444,993
  4. Step 4: Simplify right side
    381,994,450x = 669,852,206,566,770,048
  5. Step 5: Solve for x
    x = 669,852,206,566,770,048/381,994,450
  6. Step 6: Final answer
    x = 1,753,565,284.96

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.