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Finding the Third Proportional to 173,918,655 and 379,087,082

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Solution

The third proportional to 173,918,655 and 379,087,082 is: 826,288,679.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,918,655 : 379,087,082 = 379,087,082 : x
  2. Step 2: Convert to fraction form
    173,918,655/379,087,082 = 379,087,082/x
  3. Step 3: Cross multiply
    173,918,655x = 379,087,082 × 379,087,082
  4. Step 4: Simplify right side
    173,918,655x = 143,707,015,739,274,720
  5. Step 5: Solve for x
    x = 143,707,015,739,274,720/173,918,655
  6. Step 6: Final answer
    x = 826,288,679.26

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.