Home / 1,099,589,028.30-1,649,383,542.45-323,313,159.60

Finding the Fourth Proportional to 1,099,589,028.30, 1,649,383,542.45 and 323,313,159.60

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Solution

The fourth proportional to 1,099,589,028.30, 1,649,383,542.45 and 323,313,159.60 is: 484,969,739.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,589,028.30 : 1,649,383,542.45 = 323,313,159.60 : x
  2. Step 2: Convert to fraction form
    1,099,589,028.30/1,649,383,542.45 = 323,313,159.60/x
  3. Step 3: Cross multiply
    1,099,589,028.30x = 1,649,383,542.45 × 323,313,159.60
  4. Step 4: Simplify right side
    1,099,589,028.30x = 533,267,404,501,750,272
  5. Step 5: Solve for x
    x = 533,267,404,501,750,272/1,099,589,028.30
  6. Step 6: Final answer
    x = 484,969,739.40

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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.