Home / 299,383,080.30-449,074,620.45-276,988,200.30

Finding the Fourth Proportional to 299,383,080.30, 449,074,620.45 and 276,988,200.30

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Solution

The fourth proportional to 299,383,080.30, 449,074,620.45 and 276,988,200.30 is: 415,482,300.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,383,080.30 : 449,074,620.45 = 276,988,200.30 : x
  2. Step 2: Convert to fraction form
    299,383,080.30/449,074,620.45 = 276,988,200.30/x
  3. Step 3: Cross multiply
    299,383,080.30x = 449,074,620.45 × 276,988,200.30
  4. Step 4: Simplify right side
    299,383,080.30x = 124,388,370,918,851,072
  5. Step 5: Solve for x
    x = 124,388,370,918,851,072/299,383,080.30
  6. Step 6: Final answer
    x = 415,482,300.45

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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.