Home / 311,065,982.80-466,598,974.20-293,150,078.80

Finding the Fourth Proportional to 311,065,982.80, 466,598,974.20 and 293,150,078.80

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Solution

The fourth proportional to 311,065,982.80, 466,598,974.20 and 293,150,078.80 is: 439,725,118.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,065,982.80 : 466,598,974.20 = 293,150,078.80 : x
  2. Step 2: Convert to fraction form
    311,065,982.80/466,598,974.20 = 293,150,078.80/x
  3. Step 3: Cross multiply
    311,065,982.80x = 466,598,974.20 × 293,150,078.80
  4. Step 4: Simplify right side
    311,065,982.80x = 136,783,526,054,729,168
  5. Step 5: Solve for x
    x = 136,783,526,054,729,168/311,065,982.80
  6. Step 6: Final answer
    x = 439,725,118.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.