Home / 299,559,993.10-449,339,989.65-146,304,364.30

Finding the Fourth Proportional to 299,559,993.10, 449,339,989.65 and 146,304,364.30

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Solution

The fourth proportional to 299,559,993.10, 449,339,989.65 and 146,304,364.30 is: 219,456,546.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,559,993.10 : 449,339,989.65 = 146,304,364.30 : x
  2. Step 2: Convert to fraction form
    299,559,993.10/449,339,989.65 = 146,304,364.30/x
  3. Step 3: Cross multiply
    299,559,993.10x = 449,339,989.65 × 146,304,364.30
  4. Step 4: Simplify right side
    299,559,993.10x = 65,740,401,540,311,832
  5. Step 5: Solve for x
    x = 65,740,401,540,311,832/299,559,993.10
  6. Step 6: Final answer
    x = 219,456,546.45

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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.