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Finding the Third Proportional to 148,161,575 and 319,079,568

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Solution

The third proportional to 148,161,575 and 319,079,568 is: 687,167,173.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,161,575 : 319,079,568 = 319,079,568 : x
  2. Step 2: Convert to fraction form
    148,161,575/319,079,568 = 319,079,568/x
  3. Step 3: Cross multiply
    148,161,575x = 319,079,568 × 319,079,568
  4. Step 4: Simplify right side
    148,161,575x = 101,811,770,715,066,624
  5. Step 5: Solve for x
    x = 101,811,770,715,066,624/148,161,575
  6. Step 6: Final answer
    x = 687,167,173.51

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.