Home / 299,335,028.70-449,002,543.05-163,286,132.70

Finding the Fourth Proportional to 299,335,028.70, 449,002,543.05 and 163,286,132.70

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Solution

The fourth proportional to 299,335,028.70, 449,002,543.05 and 163,286,132.70 is: 244,929,199.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,335,028.70 : 449,002,543.05 = 163,286,132.70 : x
  2. Step 2: Convert to fraction form
    299,335,028.70/449,002,543.05 = 163,286,132.70/x
  3. Step 3: Cross multiply
    299,335,028.70x = 449,002,543.05 × 163,286,132.70
  4. Step 4: Simplify right side
    299,335,028.70x = 73,315,888,827,099,760
  5. Step 5: Solve for x
    x = 73,315,888,827,099,760/299,335,028.70
  6. Step 6: Final answer
    x = 244,929,199.05

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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.