Home / 2,189,147,908.90-3,279,143,354.55-1,025,609,476.90

Finding the Fourth Proportional to 2,189,147,908.90, 3,279,143,354.55 and 1,025,609,476.90

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Solution

The fourth proportional to 2,189,147,908.90, 3,279,143,354.55 and 1,025,609,476.90 is: 1,536,269,197.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,189,147,908.90 : 3,279,143,354.55 = 1,025,609,476.90 : x
  2. Step 2: Convert to fraction form
    2,189,147,908.90/3,279,143,354.55 = 1,025,609,476.90/x
  3. Step 3: Cross multiply
    2,189,147,908.90x = 3,279,143,354.55 × 1,025,609,476.90
  4. Step 4: Simplify right side
    2,189,147,908.90x = 3,363,120,500,540,136,960
  5. Step 5: Solve for x
    x = 3,363,120,500,540,136,960/2,189,147,908.90
  6. Step 6: Final answer
    x = 1,536,269,197.19

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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.