Home / 444,340,814.20-666,511,221.30-378,583,847.80

Finding the Fourth Proportional to 444,340,814.20, 666,511,221.30 and 378,583,847.80

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Solution

The fourth proportional to 444,340,814.20, 666,511,221.30 and 378,583,847.80 is: 567,875,771.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,340,814.20 : 666,511,221.30 = 378,583,847.80 : x
  2. Step 2: Convert to fraction form
    444,340,814.20/666,511,221.30 = 378,583,847.80/x
  3. Step 3: Cross multiply
    444,340,814.20x = 666,511,221.30 × 378,583,847.80
  4. Step 4: Simplify right side
    444,340,814.20x = 252,330,382,761,631,296
  5. Step 5: Solve for x
    x = 252,330,382,761,631,296/444,340,814.20
  6. Step 6: Final answer
    x = 567,875,771.70

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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.