Home / 148,161,572.72-319,079,563.88

Finding the Third Proportional to 148,161,572.72 and 319,079,563.88

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Solution

The third proportional to 148,161,572.72 and 319,079,563.88 is: 687,167,166.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,161,572.72 : 319,079,563.88 = 319,079,563.88 : x
  2. Step 2: Convert to fraction form
    148,161,572.72/319,079,563.88 = 319,079,563.88/x
  3. Step 3: Cross multiply
    148,161,572.72x = 319,079,563.88 × 319,079,563.88
  4. Step 4: Simplify right side
    148,161,572.72x = 101,811,768,082,660,208
  5. Step 5: Solve for x
    x = 101,811,768,082,660,208/148,161,572.72
  6. Step 6: Final answer
    x = 687,167,166.32

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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.