Home / 223,358,882.40-335,311,261.20-126,382,053.60

Finding the Fourth Proportional to 223,358,882.40, 335,311,261.20 and 126,382,053.60

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Solution

The fourth proportional to 223,358,882.40, 335,311,261.20 and 126,382,053.60 is: 189,727,515.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,358,882.40 : 335,311,261.20 = 126,382,053.60 : x
  2. Step 2: Convert to fraction form
    223,358,882.40/335,311,261.20 = 126,382,053.60/x
  3. Step 3: Cross multiply
    223,358,882.40x = 335,311,261.20 × 126,382,053.60
  4. Step 4: Simplify right side
    223,358,882.40x = 42,377,325,785,662,000
  5. Step 5: Solve for x
    x = 42,377,325,785,662,000/223,358,882.40
  6. Step 6: Final answer
    x = 189,727,515.33

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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.