Home / 7,815,339,491.52-11,725,309,496.52-2,840,982,939.39

Finding the Fourth Proportional to 7,815,339,491.52, 11,725,309,496.52 and 2,840,982,939.39

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Solution

The fourth proportional to 7,815,339,491.52, 11,725,309,496.52 and 2,840,982,939.39 is: 4,262,310,584.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,815,339,491.52 : 11,725,309,496.52 = 2,840,982,939.39 : x
  2. Step 2: Convert to fraction form
    7,815,339,491.52/11,725,309,496.52 = 2,840,982,939.39/x
  3. Step 3: Cross multiply
    7,815,339,491.52x = 11,725,309,496.52 × 2,840,982,939.39
  4. Step 4: Simplify right side
    7,815,339,491.52x = 33,311,404,238,680,870,912
  5. Step 5: Solve for x
    x = 33,311,404,238,680,870,912/7,815,339,491.52
  6. Step 6: Final answer
    x = 4,262,310,584.82

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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.