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Finding the Third Proportional to 151,422,145.50 and 328,687,170

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Solution

The third proportional to 151,422,145.50 and 328,687,170 is: 713,470,644.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,422,145.50 : 328,687,170 = 328,687,170 : x
  2. Step 2: Convert to fraction form
    151,422,145.50/328,687,170 = 328,687,170/x
  3. Step 3: Cross multiply
    151,422,145.50x = 328,687,170 × 328,687,170
  4. Step 4: Simplify right side
    151,422,145.50x = 108,035,255,722,608,896
  5. Step 5: Solve for x
    x = 108,035,255,722,608,896/151,422,145.50
  6. Step 6: Final answer
    x = 713,470,644.38

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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.