Home / 2,148,178,833.59-3,222,269,145.23-966,378,930.93

Finding the Fourth Proportional to 2,148,178,833.59, 3,222,269,145.23 and 966,378,930.93

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Solution

The fourth proportional to 2,148,178,833.59, 3,222,269,145.23 and 966,378,930.93 is: 1,449,568,798.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,178,833.59 : 3,222,269,145.23 = 966,378,930.93 : x
  2. Step 2: Convert to fraction form
    2,148,178,833.59/3,222,269,145.23 = 966,378,930.93/x
  3. Step 3: Cross multiply
    2,148,178,833.59x = 3,222,269,145.23 × 966,378,930.93
  4. Step 4: Simplify right side
    2,148,178,833.59x = 3,113,933,011,731,259,904
  5. Step 5: Solve for x
    x = 3,113,933,011,731,259,904/2,148,178,833.59
  6. Step 6: Final answer
    x = 1,449,568,798.95

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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.