Home / 306,466,063.87-422,932,099.71-167,245,793.23

Finding the Fourth Proportional to 306,466,063.87, 422,932,099.71 and 167,245,793.23

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Solution

The fourth proportional to 306,466,063.87, 422,932,099.71 and 167,245,793.23 is: 230,804,068.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,466,063.87 : 422,932,099.71 = 167,245,793.23 : x
  2. Step 2: Convert to fraction form
    306,466,063.87/422,932,099.71 = 167,245,793.23/x
  3. Step 3: Cross multiply
    306,466,063.87x = 422,932,099.71 × 167,245,793.23
  4. Step 4: Simplify right side
    306,466,063.87x = 70,733,614,498,428,392
  5. Step 5: Solve for x
    x = 70,733,614,498,428,392/306,466,063.87
  6. Step 6: Final answer
    x = 230,804,068.83

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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.