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Finding the Third Proportional to 215,017,670 and 332,031,950

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Solution

The third proportional to 215,017,670 and 332,031,950 is: 512,726,306.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,017,670 : 332,031,950 = 332,031,950 : x
  2. Step 2: Convert to fraction form
    215,017,670/332,031,950 = 332,031,950/x
  3. Step 3: Cross multiply
    215,017,670x = 332,031,950 × 332,031,950
  4. Step 4: Simplify right side
    215,017,670x = 110,245,215,820,802,496
  5. Step 5: Solve for x
    x = 110,245,215,820,802,496/215,017,670
  6. Step 6: Final answer
    x = 512,726,306.73

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.