Home / 26,505,951,002.50-39,758,664,492.99-12,143,585,523.11

Finding the Fourth Proportional to 26,505,951,002.50, 39,758,664,492.99 and 12,143,585,523.11

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Solution

The fourth proportional to 26,505,951,002.50, 39,758,664,492.99 and 12,143,585,523.11 is: 18,215,258,245.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,505,951,002.50 : 39,758,664,492.99 = 12,143,585,523.11 : x
  2. Step 2: Convert to fraction form
    26,505,951,002.50/39,758,664,492.99 = 12,143,585,523.11/x
  3. Step 3: Cross multiply
    26,505,951,002.50x = 39,758,664,492.99 × 12,143,585,523.11
  4. Step 4: Simplify right side
    26,505,951,002.50x = 482,812,742,555,062,108,160
  5. Step 5: Solve for x
    x = 482,812,742,555,062,108,160/26,505,951,002.50
  6. Step 6: Final answer
    x = 18,215,258,245.57

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1.5x scale

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.