Home / 14,265,332,507.10-21,379,384,416.84-7,969,507,423.05

Finding the Fourth Proportional to 14,265,332,507.10, 21,379,384,416.84 and 7,969,507,423.05

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Solution

The fourth proportional to 14,265,332,507.10, 21,379,384,416.84 and 7,969,507,423.05 is: 11,943,861,997.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,265,332,507.10 : 21,379,384,416.84 = 7,969,507,423.05 : x
  2. Step 2: Convert to fraction form
    14,265,332,507.10/21,379,384,416.84 = 7,969,507,423.05/x
  3. Step 3: Cross multiply
    14,265,332,507.10x = 21,379,384,416.84 × 7,969,507,423.05
  4. Step 4: Simplify right side
    14,265,332,507.10x = 170,383,162,810,295,222,272
  5. Step 5: Solve for x
    x = 170,383,162,810,295,222,272/14,265,332,507.10
  6. Step 6: Final answer
    x = 11,943,861,997.29

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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.