Home / 444,498,523.70-666,747,785.55-419,556,226.10

Finding the Fourth Proportional to 444,498,523.70, 666,747,785.55 and 419,556,226.10

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Solution

The fourth proportional to 444,498,523.70, 666,747,785.55 and 419,556,226.10 is: 629,334,339.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,498,523.70 : 666,747,785.55 = 419,556,226.10 : x
  2. Step 2: Convert to fraction form
    444,498,523.70/666,747,785.55 = 419,556,226.10/x
  3. Step 3: Cross multiply
    444,498,523.70x = 666,747,785.55 × 419,556,226.10
  4. Step 4: Simplify right side
    444,498,523.70x = 279,738,184,665,890,112
  5. Step 5: Solve for x
    x = 279,738,184,665,890,112/444,498,523.70
  6. Step 6: Final answer
    x = 629,334,339.15

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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.