Home / 306,067,928.05-422,370,302.74-166,835,634.85

Finding the Fourth Proportional to 306,067,928.05, 422,370,302.74 and 166,835,634.85

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Solution

The fourth proportional to 306,067,928.05, 422,370,302.74 and 166,835,634.85 is: 230,231,302.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,067,928.05 : 422,370,302.74 = 166,835,634.85 : x
  2. Step 2: Convert to fraction form
    306,067,928.05/422,370,302.74 = 166,835,634.85/x
  3. Step 3: Cross multiply
    306,067,928.05x = 422,370,302.74 × 166,835,634.85
  4. Step 4: Simplify right side
    306,067,928.05x = 70,466,417,599,414,592
  5. Step 5: Solve for x
    x = 70,466,417,599,414,592/306,067,928.05
  6. Step 6: Final answer
    x = 230,231,302.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.