Home / 13,673,922,629.40-20,510,883,944.10-12,756,628,344.60

Finding the Fourth Proportional to 13,673,922,629.40, 20,510,883,944.10 and 12,756,628,344.60

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Solution

The fourth proportional to 13,673,922,629.40, 20,510,883,944.10 and 12,756,628,344.60 is: 19,134,942,516.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,673,922,629.40 : 20,510,883,944.10 = 12,756,628,344.60 : x
  2. Step 2: Convert to fraction form
    13,673,922,629.40/20,510,883,944.10 = 12,756,628,344.60/x
  3. Step 3: Cross multiply
    13,673,922,629.40x = 20,510,883,944.10 × 12,756,628,344.60
  4. Step 4: Simplify right side
    13,673,922,629.40x = 261,649,723,494,107,086,848
  5. Step 5: Solve for x
    x = 261,649,723,494,107,086,848/13,673,922,629.40
  6. Step 6: Final answer
    x = 19,134,942,516.90

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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.