Home / 148,191,904.59-204,504,625.87-82,116,680.48

Finding the Fourth Proportional to 148,191,904.59, 204,504,625.87 and 82,116,680.48

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Solution

The fourth proportional to 148,191,904.59, 204,504,625.87 and 82,116,680.48 is: 113,320,906.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,191,904.59 : 204,504,625.87 = 82,116,680.48 : x
  2. Step 2: Convert to fraction form
    148,191,904.59/204,504,625.87 = 82,116,680.48/x
  3. Step 3: Cross multiply
    148,191,904.59x = 204,504,625.87 × 82,116,680.48
  4. Step 4: Simplify right side
    148,191,904.59x = 16,793,241,018,787,812
  5. Step 5: Solve for x
    x = 16,793,241,018,787,812/148,191,904.59
  6. Step 6: Final answer
    x = 113,320,906.87

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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.