Home / 332,952,511.20-499,428,766.80-319,347,621.60

Finding the Fourth Proportional to 332,952,511.20, 499,428,766.80 and 319,347,621.60

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Solution

The fourth proportional to 332,952,511.20, 499,428,766.80 and 319,347,621.60 is: 479,021,432.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,952,511.20 : 499,428,766.80 = 319,347,621.60 : x
  2. Step 2: Convert to fraction form
    332,952,511.20/499,428,766.80 = 319,347,621.60/x
  3. Step 3: Cross multiply
    332,952,511.20x = 499,428,766.80 × 319,347,621.60
  4. Step 4: Simplify right side
    332,952,511.20x = 159,491,388,836,201,056
  5. Step 5: Solve for x
    x = 159,491,388,836,201,056/332,952,511.20
  6. Step 6: Final answer
    x = 479,021,432.40

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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.