Home / 117,796,778.94-176,465,299.72-91,767,201.29

Finding the Fourth Proportional to 117,796,778.94, 176,465,299.72 and 91,767,201.29

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Solution

The fourth proportional to 117,796,778.94, 176,465,299.72 and 91,767,201.29 is: 137,471,727.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,796,778.94 : 176,465,299.72 = 91,767,201.29 : x
  2. Step 2: Convert to fraction form
    117,796,778.94/176,465,299.72 = 91,767,201.29/x
  3. Step 3: Cross multiply
    117,796,778.94x = 176,465,299.72 × 91,767,201.29
  4. Step 4: Simplify right side
    117,796,778.94x = 16,193,726,680,105,422
  5. Step 5: Solve for x
    x = 16,193,726,680,105,422/117,796,778.94
  6. Step 6: Final answer
    x = 137,471,727.38

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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.