Home / 1,099,589,028.80-1,649,383,543.20-323,313,160.10

Finding the Fourth Proportional to 1,099,589,028.80, 1,649,383,543.20 and 323,313,160.10

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Solution

The fourth proportional to 1,099,589,028.80, 1,649,383,543.20 and 323,313,160.10 is: 484,969,740.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,589,028.80 : 1,649,383,543.20 = 323,313,160.10 : x
  2. Step 2: Convert to fraction form
    1,099,589,028.80/1,649,383,543.20 = 323,313,160.10/x
  3. Step 3: Cross multiply
    1,099,589,028.80x = 1,649,383,543.20 × 323,313,160.10
  4. Step 4: Simplify right side
    1,099,589,028.80x = 533,267,405,568,926,912
  5. Step 5: Solve for x
    x = 533,267,405,568,926,912/1,099,589,028.80
  6. Step 6: Final answer
    x = 484,969,740.15

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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.