Home / 139,519,336.14-192,535,155.90-76,794,093

Finding the Fourth Proportional to 139,519,336.14, 192,535,155.90 and 76,794,093

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Solution

The fourth proportional to 139,519,336.14, 192,535,155.90 and 76,794,093 is: 105,975,007.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,519,336.14 : 192,535,155.90 = 76,794,093 : x
  2. Step 2: Convert to fraction form
    139,519,336.14/192,535,155.90 = 76,794,093/x
  3. Step 3: Cross multiply
    139,519,336.14x = 192,535,155.90 × 76,794,093
  4. Step 4: Simplify right side
    139,519,336.14x = 14,785,562,667,954,100
  5. Step 5: Solve for x
    x = 14,785,562,667,954,100/139,519,336.14
  6. Step 6: Final answer
    x = 105,975,007.31

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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.