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Finding the Third Proportional to 71,822,439 and 154,660,167

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Solution

The third proportional to 71,822,439 and 154,660,167 is: 333,040,308.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,822,439 : 154,660,167 = 154,660,167 : x
  2. Step 2: Convert to fraction form
    71,822,439/154,660,167 = 154,660,167/x
  3. Step 3: Cross multiply
    71,822,439x = 154,660,167 × 154,660,167
  4. Step 4: Simplify right side
    71,822,439x = 23,919,767,256,467,888
  5. Step 5: Solve for x
    x = 23,919,767,256,467,888/71,822,439
  6. Step 6: Final answer
    x = 333,040,308.70

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.