Home / 363,389,175.91-501,479,100.17-206,756,279.65

Finding the Fourth Proportional to 363,389,175.91, 501,479,100.17 and 206,756,279.65

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Solution

The fourth proportional to 363,389,175.91, 501,479,100.17 and 206,756,279.65 is: 285,324,825.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,389,175.91 : 501,479,100.17 = 206,756,279.65 : x
  2. Step 2: Convert to fraction form
    363,389,175.91/501,479,100.17 = 206,756,279.65/x
  3. Step 3: Cross multiply
    363,389,175.91x = 501,479,100.17 × 206,756,279.65
  4. Step 4: Simplify right side
    363,389,175.91x = 103,683,953,073,378,896
  5. Step 5: Solve for x
    x = 103,683,953,073,378,896/363,389,175.91
  6. Step 6: Final answer
    x = 285,324,825.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.