Home / 2,186,043,563.99-3,279,065,221.44-612,383,857.38

Finding the Fourth Proportional to 2,186,043,563.99, 3,279,065,221.44 and 612,383,857.38

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Solution

The fourth proportional to 2,186,043,563.99, 3,279,065,221.44 and 612,383,857.38 is: 918,575,751.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,043,563.99 : 3,279,065,221.44 = 612,383,857.38 : x
  2. Step 2: Convert to fraction form
    2,186,043,563.99/3,279,065,221.44 = 612,383,857.38/x
  3. Step 3: Cross multiply
    2,186,043,563.99x = 3,279,065,221.44 × 612,383,857.38
  4. Step 4: Simplify right side
    2,186,043,563.99x = 2,008,046,608,906,031,104
  5. Step 5: Solve for x
    x = 2,008,046,608,906,031,104/2,186,043,563.99
  6. Step 6: Final answer
    x = 918,575,751.18

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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.