Home / 2,198,407,315.70-3,297,610,973.55-744,384,739.70

Finding the Fourth Proportional to 2,198,407,315.70, 3,297,610,973.55 and 744,384,739.70

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Solution

The fourth proportional to 2,198,407,315.70, 3,297,610,973.55 and 744,384,739.70 is: 1,116,577,109.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,407,315.70 : 3,297,610,973.55 = 744,384,739.70 : x
  2. Step 2: Convert to fraction form
    2,198,407,315.70/3,297,610,973.55 = 744,384,739.70/x
  3. Step 3: Cross multiply
    2,198,407,315.70x = 3,297,610,973.55 × 744,384,739.70
  4. Step 4: Simplify right side
    2,198,407,315.70x = 2,454,691,286,177,880,576
  5. Step 5: Solve for x
    x = 2,454,691,286,177,880,576/2,198,407,315.70
  6. Step 6: Final answer
    x = 1,116,577,109.55

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Double scale
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1.5x scale

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.