Home / 682,100,507.06-1,022,759,107.77-267,091,421.30

Finding the Fourth Proportional to 682,100,507.06, 1,022,759,107.77 and 267,091,421.30

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Solution

The fourth proportional to 682,100,507.06, 1,022,759,107.77 and 267,091,421.30 is: 400,483,771.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,100,507.06 : 1,022,759,107.77 = 267,091,421.30 : x
  2. Step 2: Convert to fraction form
    682,100,507.06/1,022,759,107.77 = 267,091,421.30/x
  3. Step 3: Cross multiply
    682,100,507.06x = 1,022,759,107.77 × 267,091,421.30
  4. Step 4: Simplify right side
    682,100,507.06x = 273,170,183,741,809,184
  5. Step 5: Solve for x
    x = 273,170,183,741,809,184/682,100,507.06
  6. Step 6: Final answer
    x = 400,483,771.69

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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.