Home / 449,711,379,988.44-674,542,240,062.82-328,823,815,707.24

Finding the Fourth Proportional to 449,711,379,988.44, 674,542,240,062.82 and 328,823,815,707.24

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Solution

The fourth proportional to 449,711,379,988.44, 674,542,240,062.82 and 328,823,815,707.24 is: 493,217,568,207.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,711,379,988.44 : 674,542,240,062.82 = 328,823,815,707.24 : x
  2. Step 2: Convert to fraction form
    449,711,379,988.44/674,542,240,062.82 = 328,823,815,707.24/x
  3. Step 3: Cross multiply
    449,711,379,988.44x = 674,542,240,062.82 × 328,823,815,707.24
  4. Step 4: Simplify right side
    449,711,379,988.44x = 221,805,553,233,165,547,470,848
  5. Step 5: Solve for x
    x = 221,805,553,233,165,547,470,848/449,711,379,988.44
  6. Step 6: Final answer
    x = 493,217,568,207.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.