Home / 226,753,410.88-312,929,669.28-127,640,553.76

Finding the Fourth Proportional to 226,753,410.88, 312,929,669.28 and 127,640,553.76

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Solution

The fourth proportional to 226,753,410.88, 312,929,669.28 and 127,640,553.76 is: 176,149,571.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,753,410.88 : 312,929,669.28 = 127,640,553.76 : x
  2. Step 2: Convert to fraction form
    226,753,410.88/312,929,669.28 = 127,640,553.76/x
  3. Step 3: Cross multiply
    226,753,410.88x = 312,929,669.28 × 127,640,553.76
  4. Step 4: Simplify right side
    226,753,410.88x = 39,942,516,274,832,856
  5. Step 5: Solve for x
    x = 39,942,516,274,832,856/226,753,410.88
  6. Step 6: Final answer
    x = 176,149,571.99

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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.