Home / 80,382,485.76-110,926,789.92-43,712,269.44

Finding the Fourth Proportional to 80,382,485.76, 110,926,789.92 and 43,712,269.44

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Solution

The fourth proportional to 80,382,485.76, 110,926,789.92 and 43,712,269.44 is: 60,322,366.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,382,485.76 : 110,926,789.92 = 43,712,269.44 : x
  2. Step 2: Convert to fraction form
    80,382,485.76/110,926,789.92 = 43,712,269.44/x
  3. Step 3: Cross multiply
    80,382,485.76x = 110,926,789.92 × 43,712,269.44
  4. Step 4: Simplify right side
    80,382,485.76x = 4,848,861,729,097,316
  5. Step 5: Solve for x
    x = 4,848,861,729,097,316/80,382,485.76
  6. Step 6: Final answer
    x = 60,322,366.04

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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.