Home / 193,676,590-267,269,704.68-105,569,824.96

Finding the Fourth Proportional to 193,676,590, 267,269,704.68 and 105,569,824.96

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Solution

The fourth proportional to 193,676,590, 267,269,704.68 and 105,569,824.96 is: 145,684,183.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,676,590 : 267,269,704.68 = 105,569,824.96 : x
  2. Step 2: Convert to fraction form
    193,676,590/267,269,704.68 = 105,569,824.96/x
  3. Step 3: Cross multiply
    193,676,590x = 267,269,704.68 × 105,569,824.96
  4. Step 4: Simplify right side
    193,676,590x = 28,215,615,940,178,492
  5. Step 5: Solve for x
    x = 28,215,615,940,178,492/193,676,590
  6. Step 6: Final answer
    x = 145,684,183.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.