Home / 450,408,247.45-675,481,872.88-135,261,562.03

Finding the Fourth Proportional to 450,408,247.45, 675,481,872.88 and 135,261,562.03

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Solution

The fourth proportional to 450,408,247.45, 675,481,872.88 and 135,261,562.03 is: 202,853,153.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,408,247.45 : 675,481,872.88 = 135,261,562.03 : x
  2. Step 2: Convert to fraction form
    450,408,247.45/675,481,872.88 = 135,261,562.03/x
  3. Step 3: Cross multiply
    450,408,247.45x = 675,481,872.88 × 135,261,562.03
  4. Step 4: Simplify right side
    450,408,247.45x = 91,366,733,247,179,072
  5. Step 5: Solve for x
    x = 91,366,733,247,179,072/450,408,247.45
  6. Step 6: Final answer
    x = 202,853,153.26

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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.