Home / 5,238,529,600.80-7,857,794,401.20-2,618,738,047.20

Finding the Fourth Proportional to 5,238,529,600.80, 7,857,794,401.20 and 2,618,738,047.20

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Solution

The fourth proportional to 5,238,529,600.80, 7,857,794,401.20 and 2,618,738,047.20 is: 3,928,107,070.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,238,529,600.80 : 7,857,794,401.20 = 2,618,738,047.20 : x
  2. Step 2: Convert to fraction form
    5,238,529,600.80/7,857,794,401.20 = 2,618,738,047.20/x
  3. Step 3: Cross multiply
    5,238,529,600.80x = 7,857,794,401.20 × 2,618,738,047.20
  4. Step 4: Simplify right side
    5,238,529,600.80x = 20,577,505,165,497,577,472
  5. Step 5: Solve for x
    x = 20,577,505,165,497,577,472/5,238,529,600.80
  6. Step 6: Final answer
    x = 3,928,107,070.80

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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.