Home / 197,992,476.20-296,954,465.70-52,428,128.96

Finding the Fourth Proportional to 197,992,476.20, 296,954,465.70 and 52,428,128.96

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Solution

The fourth proportional to 197,992,476.20, 296,954,465.70 and 52,428,128.96 is: 78,633,124.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,992,476.20 : 296,954,465.70 = 52,428,128.96 : x
  2. Step 2: Convert to fraction form
    197,992,476.20/296,954,465.70 = 52,428,128.96/x
  3. Step 3: Cross multiply
    197,992,476.20x = 296,954,465.70 × 52,428,128.96
  4. Step 4: Simplify right side
    197,992,476.20x = 15,568,767,022,967,496
  5. Step 5: Solve for x
    x = 15,568,767,022,967,496/197,992,476.20
  6. Step 6: Final answer
    x = 78,633,124.46

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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.