Home / 548,438,794.92-756,859,462.38-300,920,083.56

Finding the Fourth Proportional to 548,438,794.92, 756,859,462.38 and 300,920,083.56

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Solution

The fourth proportional to 548,438,794.92, 756,859,462.38 and 300,920,083.56 is: 415,277,355.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,438,794.92 : 756,859,462.38 = 300,920,083.56 : x
  2. Step 2: Convert to fraction form
    548,438,794.92/756,859,462.38 = 300,920,083.56/x
  3. Step 3: Cross multiply
    548,438,794.92x = 756,859,462.38 × 300,920,083.56
  4. Step 4: Simplify right side
    548,438,794.92x = 227,754,212,662,566,272
  5. Step 5: Solve for x
    x = 227,754,212,662,566,272/548,438,794.92
  6. Step 6: Final answer
    x = 415,277,355.96

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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.