Home / 7,190,647,163.25-10,785,970,744.88-2,020,789,115.25

Finding the Fourth Proportional to 7,190,647,163.25, 10,785,970,744.88 and 2,020,789,115.25

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Solution

The fourth proportional to 7,190,647,163.25, 10,785,970,744.88 and 2,020,789,115.25 is: 3,031,183,672.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,190,647,163.25 : 10,785,970,744.88 = 2,020,789,115.25 : x
  2. Step 2: Convert to fraction form
    7,190,647,163.25/10,785,970,744.88 = 2,020,789,115.25/x
  3. Step 3: Cross multiply
    7,190,647,163.25x = 10,785,970,744.88 × 2,020,789,115.25
  4. Step 4: Simplify right side
    7,190,647,163.25x = 21,796,172,278,658,437,120
  5. Step 5: Solve for x
    x = 21,796,172,278,658,437,120/7,190,647,163.25
  6. Step 6: Final answer
    x = 3,031,183,672.88

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Double scale
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Similar ratio
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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.