Home / 299,383,885.20-449,075,827.80-135,700,057.20

Finding the Fourth Proportional to 299,383,885.20, 449,075,827.80 and 135,700,057.20

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Solution

The fourth proportional to 299,383,885.20, 449,075,827.80 and 135,700,057.20 is: 203,550,085.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,383,885.20 : 449,075,827.80 = 135,700,057.20 : x
  2. Step 2: Convert to fraction form
    299,383,885.20/449,075,827.80 = 135,700,057.20/x
  3. Step 3: Cross multiply
    299,383,885.20x = 449,075,827.80 × 135,700,057.20
  4. Step 4: Simplify right side
    299,383,885.20x = 60,939,615,519,597,344
  5. Step 5: Solve for x
    x = 60,939,615,519,597,344/299,383,885.20
  6. Step 6: Final answer
    x = 203,550,085.80

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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.