Home / 11,921,478,795.07-16,451,991,669-6,569,383,917.67

Finding the Fourth Proportional to 11,921,478,795.07, 16,451,991,669 and 6,569,383,917.67

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Solution

The fourth proportional to 11,921,478,795.07, 16,451,991,669 and 6,569,383,917.67 is: 9,065,943,188.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,921,478,795.07 : 16,451,991,669 = 6,569,383,917.67 : x
  2. Step 2: Convert to fraction form
    11,921,478,795.07/16,451,991,669 = 6,569,383,917.67/x
  3. Step 3: Cross multiply
    11,921,478,795.07x = 16,451,991,669 × 6,569,383,917.67
  4. Step 4: Simplify right side
    11,921,478,795.07x = 108,079,449,483,969,429,504
  5. Step 5: Solve for x
    x = 108,079,449,483,969,429,504/11,921,478,795.07
  6. Step 6: Final answer
    x = 9,065,943,188.92

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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.