Home / 197,178,062.64-295,793,996.90-82,135,700.97

Finding the Fourth Proportional to 197,178,062.64, 295,793,996.90 and 82,135,700.97

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Solution

The fourth proportional to 197,178,062.64, 295,793,996.90 and 82,135,700.97 is: 123,214,758.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,178,062.64 : 295,793,996.90 = 82,135,700.97 : x
  2. Step 2: Convert to fraction form
    197,178,062.64/295,793,996.90 = 82,135,700.97/x
  3. Step 3: Cross multiply
    197,178,062.64x = 295,793,996.90 × 82,135,700.97
  4. Step 4: Simplify right side
    197,178,062.64x = 24,295,247,278,099,504
  5. Step 5: Solve for x
    x = 24,295,247,278,099,504/197,178,062.64
  6. Step 6: Final answer
    x = 123,214,758.04

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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.