Home / 2,080,471,758.70-3,120,707,638.05-854,520,040.30

Finding the Fourth Proportional to 2,080,471,758.70, 3,120,707,638.05 and 854,520,040.30

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Solution

The fourth proportional to 2,080,471,758.70, 3,120,707,638.05 and 854,520,040.30 is: 1,281,780,060.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,471,758.70 : 3,120,707,638.05 = 854,520,040.30 : x
  2. Step 2: Convert to fraction form
    2,080,471,758.70/3,120,707,638.05 = 854,520,040.30/x
  3. Step 3: Cross multiply
    2,080,471,758.70x = 3,120,707,638.05 × 854,520,040.30
  4. Step 4: Simplify right side
    2,080,471,758.70x = 2,666,707,216,631,003,648
  5. Step 5: Solve for x
    x = 2,666,707,216,631,003,648/2,080,471,758.70
  6. Step 6: Final answer
    x = 1,281,780,060.45

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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.