Home / 204,213,328-306,322,660.16-67,898,711.52

Finding the Fourth Proportional to 204,213,328, 306,322,660.16 and 67,898,711.52

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Solution

The fourth proportional to 204,213,328, 306,322,660.16 and 67,898,711.52 is: 101,848,954.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,213,328 : 306,322,660.16 = 67,898,711.52 : x
  2. Step 2: Convert to fraction form
    204,213,328/306,322,660.16 = 67,898,711.52/x
  3. Step 3: Cross multiply
    204,213,328x = 306,322,660.16 × 67,898,711.52
  4. Step 4: Simplify right side
    204,213,328x = 20,798,913,934,242,836
  5. Step 5: Solve for x
    x = 20,798,913,934,242,836/204,213,328
  6. Step 6: Final answer
    x = 101,848,954.41

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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.