Home / 176,276,295.97-243,004,906.78-123,188,180.54

Finding the Fourth Proportional to 176,276,295.97, 243,004,906.78 and 123,188,180.54

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Solution

The fourth proportional to 176,276,295.97, 243,004,906.78 and 123,188,180.54 is: 169,820,520.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,276,295.97 : 243,004,906.78 = 123,188,180.54 : x
  2. Step 2: Convert to fraction form
    176,276,295.97/243,004,906.78 = 123,188,180.54/x
  3. Step 3: Cross multiply
    176,276,295.97x = 243,004,906.78 × 123,188,180.54
  4. Step 4: Simplify right side
    176,276,295.97x = 29,935,332,326,997,516
  5. Step 5: Solve for x
    x = 29,935,332,326,997,516/176,276,295.97
  6. Step 6: Final answer
    x = 169,820,520.47

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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.