Home / 11,519,021,401.58-17,278,532,143.82-3,237,908,449.20

Finding the Fourth Proportional to 11,519,021,401.58, 17,278,532,143.82 and 3,237,908,449.20

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Solution

The fourth proportional to 11,519,021,401.58, 17,278,532,143.82 and 3,237,908,449.20 is: 4,856,862,685.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,519,021,401.58 : 17,278,532,143.82 = 3,237,908,449.20 : x
  2. Step 2: Convert to fraction form
    11,519,021,401.58/17,278,532,143.82 = 3,237,908,449.20/x
  3. Step 3: Cross multiply
    11,519,021,401.58x = 17,278,532,143.82 × 3,237,908,449.20
  4. Step 4: Simplify right side
    11,519,021,401.58x = 55,946,305,218,248,564,736
  5. Step 5: Solve for x
    x = 55,946,305,218,248,564,736/11,519,021,401.58
  6. Step 6: Final answer
    x = 4,856,862,685.45

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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.