Home / 3,345,146,144.20-5,017,719,216.30-2,800,950,560.20

Finding the Fourth Proportional to 3,345,146,144.20, 5,017,719,216.30 and 2,800,950,560.20

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Solution

The fourth proportional to 3,345,146,144.20, 5,017,719,216.30 and 2,800,950,560.20 is: 4,201,425,840.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345,146,144.20 : 5,017,719,216.30 = 2,800,950,560.20 : x
  2. Step 2: Convert to fraction form
    3,345,146,144.20/5,017,719,216.30 = 2,800,950,560.20/x
  3. Step 3: Cross multiply
    3,345,146,144.20x = 5,017,719,216.30 × 2,800,950,560.20
  4. Step 4: Simplify right side
    3,345,146,144.20x = 14,054,383,449,821,790,208
  5. Step 5: Solve for x
    x = 14,054,383,449,821,790,208/3,345,146,144.20
  6. Step 6: Final answer
    x = 4,201,425,840.30

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Double scale
Find fourth proportional to 3,345,146,145.20, 5,017,719,217.80 and 2,800,950,561.20
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.