Home / 11,199,113,256.43-16,786,935,703.81-5,218,308,571.77

Finding the Fourth Proportional to 11,199,113,256.43, 16,786,935,703.81 and 5,218,308,571.77

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Solution

The fourth proportional to 11,199,113,256.43, 16,786,935,703.81 and 5,218,308,571.77 is: 7,821,995,230.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,199,113,256.43 : 16,786,935,703.81 = 5,218,308,571.77 : x
  2. Step 2: Convert to fraction form
    11,199,113,256.43/16,786,935,703.81 = 5,218,308,571.77/x
  3. Step 3: Cross multiply
    11,199,113,256.43x = 16,786,935,703.81 × 5,218,308,571.77
  4. Step 4: Simplify right side
    11,199,113,256.43x = 87,599,410,476,943,589,376
  5. Step 5: Solve for x
    x = 87,599,410,476,943,589,376/11,199,113,256.43
  6. Step 6: Final answer
    x = 7,821,995,230.44

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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.