Home / 2,198,405,411.20-3,297,608,116.80-744,382,835.20

Finding the Fourth Proportional to 2,198,405,411.20, 3,297,608,116.80 and 744,382,835.20

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Solution

The fourth proportional to 2,198,405,411.20, 3,297,608,116.80 and 744,382,835.20 is: 1,116,574,252.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,405,411.20 : 3,297,608,116.80 = 744,382,835.20 : x
  2. Step 2: Convert to fraction form
    2,198,405,411.20/3,297,608,116.80 = 744,382,835.20/x
  3. Step 3: Cross multiply
    2,198,405,411.20x = 3,297,608,116.80 × 744,382,835.20
  4. Step 4: Simplify right side
    2,198,405,411.20x = 2,454,682,879,362,117,120
  5. Step 5: Solve for x
    x = 2,454,682,879,362,117,120/2,198,405,411.20
  6. Step 6: Final answer
    x = 1,116,574,252.80

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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.