Home / 7,815,339,491.77-11,725,309,496.90-2,840,982,939.64

Finding the Fourth Proportional to 7,815,339,491.77, 11,725,309,496.90 and 2,840,982,939.64

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Solution

The fourth proportional to 7,815,339,491.77, 11,725,309,496.90 and 2,840,982,939.64 is: 4,262,310,585.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,815,339,491.77 : 11,725,309,496.90 = 2,840,982,939.64 : x
  2. Step 2: Convert to fraction form
    7,815,339,491.77/11,725,309,496.90 = 2,840,982,939.64/x
  3. Step 3: Cross multiply
    7,815,339,491.77x = 11,725,309,496.90 × 2,840,982,939.64
  4. Step 4: Simplify right side
    7,815,339,491.77x = 33,311,404,242,691,768,320
  5. Step 5: Solve for x
    x = 33,311,404,242,691,768,320/7,815,339,491.77
  6. Step 6: Final answer
    x = 4,262,310,585.20

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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.