Home / 850,339,284.39-1,275,508,942.98-204,107,028.39

Finding the Fourth Proportional to 850,339,284.39, 1,275,508,942.98 and 204,107,028.39

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Solution

The fourth proportional to 850,339,284.39, 1,275,508,942.98 and 204,107,028.39 is: 306,160,546.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,339,284.39 : 1,275,508,942.98 = 204,107,028.39 : x
  2. Step 2: Convert to fraction form
    850,339,284.39/1,275,508,942.98 = 204,107,028.39/x
  3. Step 3: Cross multiply
    850,339,284.39x = 1,275,508,942.98 × 204,107,028.39
  4. Step 4: Simplify right side
    850,339,284.39x = 260,340,340,036,517,728
  5. Step 5: Solve for x
    x = 260,340,340,036,517,728/850,339,284.39
  6. Step 6: Final answer
    x = 306,160,546.52

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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.