Home / 299,334,986.20-449,002,479.30-163,286,090.20

Finding the Fourth Proportional to 299,334,986.20, 449,002,479.30 and 163,286,090.20

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Solution

The fourth proportional to 299,334,986.20, 449,002,479.30 and 163,286,090.20 is: 244,929,135.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,334,986.20 : 449,002,479.30 = 163,286,090.20 : x
  2. Step 2: Convert to fraction form
    299,334,986.20/449,002,479.30 = 163,286,090.20/x
  3. Step 3: Cross multiply
    299,334,986.20x = 449,002,479.30 × 163,286,090.20
  4. Step 4: Simplify right side
    299,334,986.20x = 73,315,859,335,003,424
  5. Step 5: Solve for x
    x = 73,315,859,335,003,424/299,334,986.20
  6. Step 6: Final answer
    x = 244,929,135.30

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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.