Home / 75,876,147.68-113,835,532.08-30,469,828.64

Finding the Fourth Proportional to 75,876,147.68, 113,835,532.08 and 30,469,828.64

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Solution

The fourth proportional to 75,876,147.68, 113,835,532.08 and 30,469,828.64 is: 45,713,300.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,876,147.68 : 113,835,532.08 = 30,469,828.64 : x
  2. Step 2: Convert to fraction form
    75,876,147.68/113,835,532.08 = 30,469,828.64/x
  3. Step 3: Cross multiply
    75,876,147.68x = 113,835,532.08 × 30,469,828.64
  4. Step 4: Simplify right side
    75,876,147.68x = 3,468,549,155,620,823
  5. Step 5: Solve for x
    x = 3,468,549,155,620,823/75,876,147.68
  6. Step 6: Final answer
    x = 45,713,300.71

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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.