Home / 148,191,906.85-204,504,628.97-82,116,682.74

Finding the Fourth Proportional to 148,191,906.85, 204,504,628.97 and 82,116,682.74

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Solution

The fourth proportional to 148,191,906.85, 204,504,628.97 and 82,116,682.74 is: 113,320,909.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,191,906.85 : 204,504,628.97 = 82,116,682.74 : x
  2. Step 2: Convert to fraction form
    148,191,906.85/204,504,628.97 = 82,116,682.74/x
  3. Step 3: Cross multiply
    148,191,906.85x = 204,504,628.97 × 82,116,682.74
  4. Step 4: Simplify right side
    148,191,906.85x = 16,793,241,736,196,194
  5. Step 5: Solve for x
    x = 16,793,241,736,196,194/148,191,906.85
  6. Step 6: Final answer
    x = 113,320,909.98

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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.