Home / 1,969,107,271.92-2,718,204,735.96-1,226,918,028.96

Finding the Fourth Proportional to 1,969,107,271.92, 2,718,204,735.96 and 1,226,918,028.96

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Solution

The fourth proportional to 1,969,107,271.92, 2,718,204,735.96 and 1,226,918,028.96 is: 1,693,668,214.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,107,271.92 : 2,718,204,735.96 = 1,226,918,028.96 : x
  2. Step 2: Convert to fraction form
    1,969,107,271.92/2,718,204,735.96 = 1,226,918,028.96/x
  3. Step 3: Cross multiply
    1,969,107,271.92x = 2,718,204,735.96 × 1,226,918,028.96
  4. Step 4: Simplify right side
    1,969,107,271.92x = 3,335,014,396,953,780,736
  5. Step 5: Solve for x
    x = 3,335,014,396,953,780,736/1,969,107,271.92
  6. Step 6: Final answer
    x = 1,693,668,214.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.