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Finding the Third Proportional to 145,367,233 and 318,979,263

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Solution

The third proportional to 145,367,233 and 318,979,263 is: 699,936,073.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,367,233 : 318,979,263 = 318,979,263 : x
  2. Step 2: Convert to fraction form
    145,367,233/318,979,263 = 318,979,263/x
  3. Step 3: Cross multiply
    145,367,233x = 318,979,263 × 318,979,263
  4. Step 4: Simplify right side
    145,367,233x = 101,747,770,224,023,168
  5. Step 5: Solve for x
    x = 101,747,770,224,023,168/145,367,233
  6. Step 6: Final answer
    x = 699,936,073.10

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.