Home / 892,922,959.74-1,339,297,834.42-271,143,575.35

Finding the Fourth Proportional to 892,922,959.74, 1,339,297,834.42 and 271,143,575.35

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Solution

The fourth proportional to 892,922,959.74, 1,339,297,834.42 and 271,143,575.35 is: 406,689,064.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,922,959.74 : 1,339,297,834.42 = 271,143,575.35 : x
  2. Step 2: Convert to fraction form
    892,922,959.74/1,339,297,834.42 = 271,143,575.35/x
  3. Step 3: Cross multiply
    892,922,959.74x = 1,339,297,834.42 × 271,143,575.35
  4. Step 4: Simplify right side
    892,922,959.74x = 363,142,003,278,609,856
  5. Step 5: Solve for x
    x = 363,142,003,278,609,856/892,922,959.74
  6. Step 6: Final answer
    x = 406,689,064.62

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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.