Home / 354,603,286.80-531,904,930.20-112,266,190.80

Finding the Fourth Proportional to 354,603,286.80, 531,904,930.20 and 112,266,190.80

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Solution

The fourth proportional to 354,603,286.80, 531,904,930.20 and 112,266,190.80 is: 168,399,286.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,603,286.80 : 531,904,930.20 = 112,266,190.80 : x
  2. Step 2: Convert to fraction form
    354,603,286.80/531,904,930.20 = 112,266,190.80/x
  3. Step 3: Cross multiply
    354,603,286.80x = 531,904,930.20 × 112,266,190.80
  4. Step 4: Simplify right side
    354,603,286.80x = 59,714,940,381,293,880
  5. Step 5: Solve for x
    x = 59,714,940,381,293,880/354,603,286.80
  6. Step 6: Final answer
    x = 168,399,286.20

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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.