Home / 197,178,010.44-295,793,918.46-82,135,648.64

Finding the Fourth Proportional to 197,178,010.44, 295,793,918.46 and 82,135,648.64

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Solution

The fourth proportional to 197,178,010.44, 295,793,918.46 and 82,135,648.64 is: 123,214,679.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,178,010.44 : 295,793,918.46 = 82,135,648.64 : x
  2. Step 2: Convert to fraction form
    197,178,010.44/295,793,918.46 = 82,135,648.64/x
  3. Step 3: Cross multiply
    197,178,010.44x = 295,793,918.46 × 82,135,648.64
  4. Step 4: Simplify right side
    197,178,010.44x = 24,295,225,355,000,400
  5. Step 5: Solve for x
    x = 24,295,225,355,000,400/197,178,010.44
  6. Step 6: Final answer
    x = 123,214,679.47

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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.