Home / 5,286,647,218.65-7,930,874,263.10-2,179,531,353.93

Finding the Fourth Proportional to 5,286,647,218.65, 7,930,874,263.10 and 2,179,531,353.93

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Solution

The fourth proportional to 5,286,647,218.65, 7,930,874,263.10 and 2,179,531,353.93 is: 3,269,669,491.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,286,647,218.65 : 7,930,874,263.10 = 2,179,531,353.93 : x
  2. Step 2: Convert to fraction form
    5,286,647,218.65/7,930,874,263.10 = 2,179,531,353.93/x
  3. Step 3: Cross multiply
    5,286,647,218.65x = 7,930,874,263.10 × 2,179,531,353.93
  4. Step 4: Simplify right side
    5,286,647,218.65x = 17,285,589,120,492,036,096
  5. Step 5: Solve for x
    x = 17,285,589,120,492,036,096/5,286,647,218.65
  6. Step 6: Final answer
    x = 3,269,669,491.00

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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.