Home / 197,178,061.64-295,793,995.40-82,135,699.97

Finding the Fourth Proportional to 197,178,061.64, 295,793,995.40 and 82,135,699.97

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Solution

The fourth proportional to 197,178,061.64, 295,793,995.40 and 82,135,699.97 is: 123,214,756.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,178,061.64 : 295,793,995.40 = 82,135,699.97 : x
  2. Step 2: Convert to fraction form
    197,178,061.64/295,793,995.40 = 82,135,699.97/x
  3. Step 3: Cross multiply
    197,178,061.64x = 295,793,995.40 × 82,135,699.97
  4. Step 4: Simplify right side
    197,178,061.64x = 24,295,246,857,212,312
  5. Step 5: Solve for x
    x = 24,295,246,857,212,312/197,178,061.64
  6. Step 6: Final answer
    x = 123,214,756.53

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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.