Home / 197,177,959.90-295,793,842.65-82,135,598.05

Finding the Fourth Proportional to 197,177,959.90, 295,793,842.65 and 82,135,598.05

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Solution

The fourth proportional to 197,177,959.90, 295,793,842.65 and 82,135,598.05 is: 123,214,603.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,177,959.90 : 295,793,842.65 = 82,135,598.05 : x
  2. Step 2: Convert to fraction form
    197,177,959.90/295,793,842.65 = 82,135,598.05/x
  3. Step 3: Cross multiply
    197,177,959.90x = 295,793,842.65 × 82,135,598.05
  4. Step 4: Simplify right side
    197,177,959.90x = 24,295,204,165,565,344
  5. Step 5: Solve for x
    x = 24,295,204,165,565,344/197,177,959.90
  6. Step 6: Final answer
    x = 123,214,603.59

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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.