Home / 3,619,962,062.55-5,429,943,093.83-1,438,928,198.55

Finding the Fourth Proportional to 3,619,962,062.55, 5,429,943,093.83 and 1,438,928,198.55

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Solution

The fourth proportional to 3,619,962,062.55, 5,429,943,093.83 and 1,438,928,198.55 is: 2,158,392,297.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,962,062.55 : 5,429,943,093.83 = 1,438,928,198.55 : x
  2. Step 2: Convert to fraction form
    3,619,962,062.55/5,429,943,093.83 = 1,438,928,198.55/x
  3. Step 3: Cross multiply
    3,619,962,062.55x = 5,429,943,093.83 × 1,438,928,198.55
  4. Step 4: Simplify right side
    3,619,962,062.55x = 7,813,298,234,226,620,416
  5. Step 5: Solve for x
    x = 7,813,298,234,226,620,416/3,619,962,062.55
  6. Step 6: Final answer
    x = 2,158,392,297.83

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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.