Home / 404,458,882.80-606,688,324.20-336,378,447.60

Finding the Fourth Proportional to 404,458,882.80, 606,688,324.20 and 336,378,447.60

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Solution

The fourth proportional to 404,458,882.80, 606,688,324.20 and 336,378,447.60 is: 504,567,671.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,458,882.80 : 606,688,324.20 = 336,378,447.60 : x
  2. Step 2: Convert to fraction form
    404,458,882.80/606,688,324.20 = 336,378,447.60/x
  3. Step 3: Cross multiply
    404,458,882.80x = 606,688,324.20 × 336,378,447.60
  4. Step 4: Simplify right side
    404,458,882.80x = 204,076,876,671,441,536
  5. Step 5: Solve for x
    x = 204,076,876,671,441,536/404,458,882.80
  6. Step 6: Final answer
    x = 504,567,671.40

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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.