Home / 2,080,471,755.70-3,120,707,633.55-854,520,037.30

Finding the Fourth Proportional to 2,080,471,755.70, 3,120,707,633.55 and 854,520,037.30

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Solution

The fourth proportional to 2,080,471,755.70, 3,120,707,633.55 and 854,520,037.30 is: 1,281,780,055.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,471,755.70 : 3,120,707,633.55 = 854,520,037.30 : x
  2. Step 2: Convert to fraction form
    2,080,471,755.70/3,120,707,633.55 = 854,520,037.30/x
  3. Step 3: Cross multiply
    2,080,471,755.70x = 3,120,707,633.55 × 854,520,037.30
  4. Step 4: Simplify right side
    2,080,471,755.70x = 2,666,707,203,423,540,736
  5. Step 5: Solve for x
    x = 2,666,707,203,423,540,736/2,080,471,755.70
  6. Step 6: Final answer
    x = 1,281,780,055.95

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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.