Home / 264,393,910.20-396,338,922.90-206,069,244.60

Finding the Fourth Proportional to 264,393,910.20, 396,338,922.90 and 206,069,244.60

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Solution

The fourth proportional to 264,393,910.20, 396,338,922.90 and 206,069,244.60 is: 308,907,502.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,393,910.20 : 396,338,922.90 = 206,069,244.60 : x
  2. Step 2: Convert to fraction form
    264,393,910.20/396,338,922.90 = 206,069,244.60/x
  3. Step 3: Cross multiply
    264,393,910.20x = 396,338,922.90 × 206,069,244.60
  4. Step 4: Simplify right side
    264,393,910.20x = 81,673,262,447,580,640
  5. Step 5: Solve for x
    x = 81,673,262,447,580,640/264,393,910.20
  6. Step 6: Final answer
    x = 308,907,502.39

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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.