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Finding the Third Proportional to 89,079,837 and 186,304,467

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Solution

The third proportional to 89,079,837 and 186,304,467 is: 389,643,218.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,079,837 : 186,304,467 = 186,304,467 : x
  2. Step 2: Convert to fraction form
    89,079,837/186,304,467 = 186,304,467/x
  3. Step 3: Cross multiply
    89,079,837x = 186,304,467 × 186,304,467
  4. Step 4: Simplify right side
    89,079,837x = 34,709,354,424,154,088
  5. Step 5: Solve for x
    x = 34,709,354,424,154,088/89,079,837
  6. Step 6: Final answer
    x = 389,643,218.86

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.