Home / 176,276,296.97-243,004,908.16-123,188,181.54

Finding the Fourth Proportional to 176,276,296.97, 243,004,908.16 and 123,188,181.54

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Solution

The fourth proportional to 176,276,296.97, 243,004,908.16 and 123,188,181.54 is: 169,820,521.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,276,296.97 : 243,004,908.16 = 123,188,181.54 : x
  2. Step 2: Convert to fraction form
    176,276,296.97/243,004,908.16 = 123,188,181.54/x
  3. Step 3: Cross multiply
    176,276,296.97x = 243,004,908.16 × 123,188,181.54
  4. Step 4: Simplify right side
    176,276,296.97x = 29,935,332,741,525,108
  5. Step 5: Solve for x
    x = 29,935,332,741,525,108/176,276,296.97
  6. Step 6: Final answer
    x = 169,820,521.85

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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.