Home / 173,530,911.52-239,254,768.92-127,040,453.20

Finding the Fourth Proportional to 173,530,911.52, 239,254,768.92 and 127,040,453.20

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Solution

The fourth proportional to 173,530,911.52, 239,254,768.92 and 127,040,453.20 is: 175,156,310.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,530,911.52 : 239,254,768.92 = 127,040,453.20 : x
  2. Step 2: Convert to fraction form
    173,530,911.52/239,254,768.92 = 127,040,453.20/x
  3. Step 3: Cross multiply
    173,530,911.52x = 239,254,768.92 × 127,040,453.20
  4. Step 4: Simplify right side
    173,530,911.52x = 30,395,034,273,858,072
  5. Step 5: Solve for x
    x = 30,395,034,273,858,072/173,530,911.52
  6. Step 6: Final answer
    x = 175,156,310.81

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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.