Home / 28,318,493,037.44-39,079,524,216.87-15,631,231,097.59

Finding the Fourth Proportional to 28,318,493,037.44, 39,079,524,216.87 and 15,631,231,097.59

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Solution

The fourth proportional to 28,318,493,037.44, 39,079,524,216.87 and 15,631,231,097.59 is: 21,571,101,026.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,318,493,037.44 : 39,079,524,216.87 = 15,631,231,097.59 : x
  2. Step 2: Convert to fraction form
    28,318,493,037.44/39,079,524,216.87 = 15,631,231,097.59/x
  3. Step 3: Cross multiply
    28,318,493,037.44x = 39,079,524,216.87 × 15,631,231,097.59
  4. Step 4: Simplify right side
    28,318,493,037.44x = 610,861,074,217,681,682,432
  5. Step 5: Solve for x
    x = 610,861,074,217,681,682,432/28,318,493,037.44
  6. Step 6: Final answer
    x = 21,571,101,026.10

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Double scale
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1.5x scale

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.