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Finding the Third Proportional to 70,348,310 and 155,008,622

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Solution

The third proportional to 70,348,310 and 155,008,622 is: 341,552,951.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,348,310 : 155,008,622 = 155,008,622 : x
  2. Step 2: Convert to fraction form
    70,348,310/155,008,622 = 155,008,622/x
  3. Step 3: Cross multiply
    70,348,310x = 155,008,622 × 155,008,622
  4. Step 4: Simplify right side
    70,348,310x = 24,027,672,894,338,884
  5. Step 5: Solve for x
    x = 24,027,672,894,338,884/70,348,310
  6. Step 6: Final answer
    x = 341,552,951.23

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.