Home / 496,664,681,648.71-685,524,785,560.13-323,481,378,298.85

Finding the Fourth Proportional to 496,664,681,648.71, 685,524,785,560.13 and 323,481,378,298.85

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Solution

The fourth proportional to 496,664,681,648.71, 685,524,785,560.13 and 323,481,378,298.85 is: 446,487,359,952.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,664,681,648.71 : 685,524,785,560.13 = 323,481,378,298.85 : x
  2. Step 2: Convert to fraction form
    496,664,681,648.71/685,524,785,560.13 = 323,481,378,298.85/x
  3. Step 3: Cross multiply
    496,664,681,648.71x = 685,524,785,560.13 × 323,481,378,298.85
  4. Step 4: Simplify right side
    496,664,681,648.71x = 221,754,502,491,014,420,234,240
  5. Step 5: Solve for x
    x = 221,754,502,491,014,420,234,240/496,664,681,648.71
  6. Step 6: Final answer
    x = 446,487,359,952.57

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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.