Home / 11,689,356,121.68-17,532,262,555.20-3,181,401,890.64

Finding the Fourth Proportional to 11,689,356,121.68, 17,532,262,555.20 and 3,181,401,890.64

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Solution

The fourth proportional to 11,689,356,121.68, 17,532,262,555.20 and 3,181,401,890.64 is: 4,771,620,665.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,689,356,121.68 : 17,532,262,555.20 = 3,181,401,890.64 : x
  2. Step 2: Convert to fraction form
    11,689,356,121.68/17,532,262,555.20 = 3,181,401,890.64/x
  3. Step 3: Cross multiply
    11,689,356,121.68x = 17,532,262,555.20 × 3,181,401,890.64
  4. Step 4: Simplify right side
    11,689,356,121.68x = 55,777,173,240,310,161,408
  5. Step 5: Solve for x
    x = 55,777,173,240,310,161,408/11,689,356,121.68
  6. Step 6: Final answer
    x = 4,771,620,665.82

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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.