Home / 892,922,861.27-1,339,297,695.90-271,143,478.95

Finding the Fourth Proportional to 892,922,861.27, 1,339,297,695.90 and 271,143,478.95

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Solution

The fourth proportional to 892,922,861.27, 1,339,297,695.90 and 271,143,478.95 is: 406,688,922.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,922,861.27 : 1,339,297,695.90 = 271,143,478.95 : x
  2. Step 2: Convert to fraction form
    892,922,861.27/1,339,297,695.90 = 271,143,478.95/x
  3. Step 3: Cross multiply
    892,922,861.27x = 1,339,297,695.90 × 271,143,478.95
  4. Step 4: Simplify right side
    892,922,861.27x = 363,141,836,616,045,184
  5. Step 5: Solve for x
    x = 363,141,836,616,045,184/892,922,861.27
  6. Step 6: Final answer
    x = 406,688,922.83

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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.