Home / 118,332,796.52-163,315,481.38-68,095,982.70

Finding the Fourth Proportional to 118,332,796.52, 163,315,481.38 and 68,095,982.70

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Solution

The fourth proportional to 118,332,796.52, 163,315,481.38 and 68,095,982.70 is: 93,981,791.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,332,796.52 : 163,315,481.38 = 68,095,982.70 : x
  2. Step 2: Convert to fraction form
    118,332,796.52/163,315,481.38 = 68,095,982.70/x
  3. Step 3: Cross multiply
    118,332,796.52x = 163,315,481.38 × 68,095,982.70
  4. Step 4: Simplify right side
    118,332,796.52x = 11,121,128,193,783,960
  5. Step 5: Solve for x
    x = 11,121,128,193,783,960/118,332,796.52
  6. Step 6: Final answer
    x = 93,981,791.36

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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.