Home / 100,033,231.12-150,028,851.48-28,212,850.96

Finding the Fourth Proportional to 100,033,231.12, 150,028,851.48 and 28,212,850.96

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Solution

The fourth proportional to 100,033,231.12, 150,028,851.48 and 28,212,850.96 is: 42,313,355.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,033,231.12 : 150,028,851.48 = 28,212,850.96 : x
  2. Step 2: Convert to fraction form
    100,033,231.12/150,028,851.48 = 28,212,850.96/x
  3. Step 3: Cross multiply
    100,033,231.12x = 150,028,851.48 × 28,212,850.96
  4. Step 4: Simplify right side
    100,033,231.12x = 4,232,741,626,505,215.50
  5. Step 5: Solve for x
    x = 4,232,741,626,505,215.50/100,033,231.12
  6. Step 6: Final answer
    x = 42,313,355.06

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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.