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Finding the Third Proportional to 223,958,230 and 347,728,695

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Solution

The third proportional to 223,958,230 and 347,728,695 is: 539,900,879.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,958,230 : 347,728,695 = 347,728,695 : x
  2. Step 2: Convert to fraction form
    223,958,230/347,728,695 = 347,728,695/x
  3. Step 3: Cross multiply
    223,958,230x = 347,728,695 × 347,728,695
  4. Step 4: Simplify right side
    223,958,230x = 120,915,245,326,403,024
  5. Step 5: Solve for x
    x = 120,915,245,326,403,024/223,958,230
  6. Step 6: Final answer
    x = 539,900,879.40

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.