Home / 11,921,478,794.07-16,451,991,667.62-6,569,383,916.67

Finding the Fourth Proportional to 11,921,478,794.07, 16,451,991,667.62 and 6,569,383,916.67

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Solution

The fourth proportional to 11,921,478,794.07, 16,451,991,667.62 and 6,569,383,916.67 is: 9,065,943,187.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,921,478,794.07 : 16,451,991,667.62 = 6,569,383,916.67 : x
  2. Step 2: Convert to fraction form
    11,921,478,794.07/16,451,991,667.62 = 6,569,383,916.67/x
  3. Step 3: Cross multiply
    11,921,478,794.07x = 16,451,991,667.62 × 6,569,383,916.67
  4. Step 4: Simplify right side
    11,921,478,794.07x = 108,079,449,458,451,693,568
  5. Step 5: Solve for x
    x = 108,079,449,458,451,693,568/11,921,478,794.07
  6. Step 6: Final answer
    x = 9,065,943,187.54

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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.