Home / 363,389,122.72-501,479,026.24-206,756,225.92

Finding the Fourth Proportional to 363,389,122.72, 501,479,026.24 and 206,756,225.92

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Solution

The fourth proportional to 363,389,122.72, 501,479,026.24 and 206,756,225.92 is: 285,324,750.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,389,122.72 : 501,479,026.24 = 206,756,225.92 : x
  2. Step 2: Convert to fraction form
    363,389,122.72/501,479,026.24 = 206,756,225.92/x
  3. Step 3: Cross multiply
    363,389,122.72x = 501,479,026.24 × 206,756,225.92
  4. Step 4: Simplify right side
    363,389,122.72x = 103,683,910,843,419,040
  5. Step 5: Solve for x
    x = 103,683,910,843,419,040/363,389,122.72
  6. Step 6: Final answer
    x = 285,324,750.69

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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.