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Finding the Third Proportional to 376,370,269 and 815,281,622

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Solution

The third proportional to 376,370,269 and 815,281,622 is: 1,766,037,803.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,370,269 : 815,281,622 = 815,281,622 : x
  2. Step 2: Convert to fraction form
    376,370,269/815,281,622 = 815,281,622/x
  3. Step 3: Cross multiply
    376,370,269x = 815,281,622 × 815,281,622
  4. Step 4: Simplify right side
    376,370,269x = 664,684,123,170,950,912
  5. Step 5: Solve for x
    x = 664,684,123,170,950,912/376,370,269
  6. Step 6: Final answer
    x = 1,766,037,803.51

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.