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Finding the Third Proportional to 225,985,342.50 and 319,857,012

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Solution

The third proportional to 225,985,342.50 and 319,857,012 is: 452,721,875.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,985,342.50 : 319,857,012 = 319,857,012 : x
  2. Step 2: Convert to fraction form
    225,985,342.50/319,857,012 = 319,857,012/x
  3. Step 3: Cross multiply
    225,985,342.50x = 319,857,012 × 319,857,012
  4. Step 4: Simplify right side
    225,985,342.50x = 102,308,508,125,568,144
  5. Step 5: Solve for x
    x = 102,308,508,125,568,144/225,985,342.50
  6. Step 6: Final answer
    x = 452,721,875.65

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.