Home / 197,696,005.20-296,544,007.80-133,198,750.80

Finding the Fourth Proportional to 197,696,005.20, 296,544,007.80 and 133,198,750.80

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Solution

The fourth proportional to 197,696,005.20, 296,544,007.80 and 133,198,750.80 is: 199,798,126.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,696,005.20 : 296,544,007.80 = 133,198,750.80 : x
  2. Step 2: Convert to fraction form
    197,696,005.20/296,544,007.80 = 133,198,750.80/x
  3. Step 3: Cross multiply
    197,696,005.20x = 296,544,007.80 × 133,198,750.80
  4. Step 4: Simplify right side
    197,696,005.20x = 39,499,291,396,185,456
  5. Step 5: Solve for x
    x = 39,499,291,396,185,456/197,696,005.20
  6. Step 6: Final answer
    x = 199,798,126.20

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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.