Home / 2,188,631,873.52-3,283,287,932.52-734,949,419.76

Finding the Fourth Proportional to 2,188,631,873.52, 3,283,287,932.52 and 734,949,419.76

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Solution

The fourth proportional to 2,188,631,873.52, 3,283,287,932.52 and 734,949,419.76 is: 1,102,538,343.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188,631,873.52 : 3,283,287,932.52 = 734,949,419.76 : x
  2. Step 2: Convert to fraction form
    2,188,631,873.52/3,283,287,932.52 = 734,949,419.76/x
  3. Step 3: Cross multiply
    2,188,631,873.52x = 3,283,287,932.52 × 734,949,419.76
  4. Step 4: Simplify right side
    2,188,631,873.52x = 2,413,050,560,910,583,808
  5. Step 5: Solve for x
    x = 2,413,050,560,910,583,808/2,188,631,873.52
  6. Step 6: Final answer
    x = 1,102,538,343.75

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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.