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Finding the Third Proportional to 148,161,576 and 319,079,571

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Solution

The third proportional to 148,161,576 and 319,079,571 is: 687,167,181.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,161,576 : 319,079,571 = 319,079,571 : x
  2. Step 2: Convert to fraction form
    148,161,576/319,079,571 = 319,079,571/x
  3. Step 3: Cross multiply
    148,161,576x = 319,079,571 × 319,079,571
  4. Step 4: Simplify right side
    148,161,576x = 101,811,772,629,544,048
  5. Step 5: Solve for x
    x = 101,811,772,629,544,048/148,161,576
  6. Step 6: Final answer
    x = 687,167,181.79

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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.