Home / 367,825,436.52-507,722,104.18-219,193,165.82

Finding the Fourth Proportional to 367,825,436.52, 507,722,104.18 and 219,193,165.82

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Solution

The fourth proportional to 367,825,436.52, 507,722,104.18 and 219,193,165.82 is: 302,559,867.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,825,436.52 : 507,722,104.18 = 219,193,165.82 : x
  2. Step 2: Convert to fraction form
    367,825,436.52/507,722,104.18 = 219,193,165.82/x
  3. Step 3: Cross multiply
    367,825,436.52x = 507,722,104.18 × 219,193,165.82
  4. Step 4: Simplify right side
    367,825,436.52x = 111,289,215,372,006,048
  5. Step 5: Solve for x
    x = 111,289,215,372,006,048/367,825,436.52
  6. Step 6: Final answer
    x = 302,559,867.60

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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.