Home / 14,265,332,616.93-21,379,384,581.98-7,969,507,532.88

Finding the Fourth Proportional to 14,265,332,616.93, 21,379,384,581.98 and 7,969,507,532.88

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Solution

The fourth proportional to 14,265,332,616.93, 21,379,384,581.98 and 7,969,507,532.88 is: 11,943,862,162.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,265,332,616.93 : 21,379,384,581.98 = 7,969,507,532.88 : x
  2. Step 2: Convert to fraction form
    14,265,332,616.93/21,379,384,581.98 = 7,969,507,532.88/x
  3. Step 3: Cross multiply
    14,265,332,616.93x = 21,379,384,581.98 × 7,969,507,532.88
  4. Step 4: Simplify right side
    14,265,332,616.93x = 170,383,166,474,321,231,872
  5. Step 5: Solve for x
    x = 170,383,166,474,321,231,872/14,265,332,616.93
  6. Step 6: Final answer
    x = 11,943,862,162.18

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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.