Home / 190,906,083.95-263,442,979.73-116,690,905.98

Finding the Fourth Proportional to 190,906,083.95, 263,442,979.73 and 116,690,905.98

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Solution

The fourth proportional to 190,906,083.95, 263,442,979.73 and 116,690,905.98 is: 161,028,917.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,906,083.95 : 263,442,979.73 = 116,690,905.98 : x
  2. Step 2: Convert to fraction form
    190,906,083.95/263,442,979.73 = 116,690,905.98/x
  3. Step 3: Cross multiply
    190,906,083.95x = 263,442,979.73 × 116,690,905.98
  4. Step 4: Simplify right side
    190,906,083.95x = 30,741,399,979,056,204
  5. Step 5: Solve for x
    x = 30,741,399,979,056,204/190,906,083.95
  6. Step 6: Final answer
    x = 161,028,917.17

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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.