Home / 411,396,232.32-567,743,169.12-225,763,891.20

Finding the Fourth Proportional to 411,396,232.32, 567,743,169.12 and 225,763,891.20

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Solution

The fourth proportional to 411,396,232.32, 567,743,169.12 and 225,763,891.20 is: 311,563,152.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,396,232.32 : 567,743,169.12 = 225,763,891.20 : x
  2. Step 2: Convert to fraction form
    411,396,232.32/567,743,169.12 = 225,763,891.20/x
  3. Step 3: Cross multiply
    411,396,232.32x = 567,743,169.12 × 225,763,891.20
  4. Step 4: Simplify right side
    411,396,232.32x = 128,175,907,062,750,880
  5. Step 5: Solve for x
    x = 128,175,907,062,750,880/411,396,232.32
  6. Step 6: Final answer
    x = 311,563,152.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.