Home / 197,873,280.94-296,670,846.03-87,156,405.94

Finding the Fourth Proportional to 197,873,280.94, 296,670,846.03 and 87,156,405.94

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Solution

The fourth proportional to 197,873,280.94, 296,670,846.03 and 87,156,405.94 is: 130,673,350.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,873,280.94 : 296,670,846.03 = 87,156,405.94 : x
  2. Step 2: Convert to fraction form
    197,873,280.94/296,670,846.03 = 87,156,405.94/x
  3. Step 3: Cross multiply
    197,873,280.94x = 296,670,846.03 × 87,156,405.94
  4. Step 4: Simplify right side
    197,873,280.94x = 25,856,764,687,153,916
  5. Step 5: Solve for x
    x = 25,856,764,687,153,916/197,873,280.94
  6. Step 6: Final answer
    x = 130,673,350.97

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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.