Home / 444,340,810.20-666,511,215.30-378,583,843.80

Finding the Fourth Proportional to 444,340,810.20, 666,511,215.30 and 378,583,843.80

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Solution

The fourth proportional to 444,340,810.20, 666,511,215.30 and 378,583,843.80 is: 567,875,765.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,340,810.20 : 666,511,215.30 = 378,583,843.80 : x
  2. Step 2: Convert to fraction form
    444,340,810.20/666,511,215.30 = 378,583,843.80/x
  3. Step 3: Cross multiply
    444,340,810.20x = 666,511,215.30 × 378,583,843.80
  4. Step 4: Simplify right side
    444,340,810.20x = 252,330,377,824,083,360
  5. Step 5: Solve for x
    x = 252,330,377,824,083,360/444,340,810.20
  6. Step 6: Final answer
    x = 567,875,765.70

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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.