Home / 228,560,940.36-342,932,253.66-73,138,695.48

Finding the Fourth Proportional to 228,560,940.36, 342,932,253.66 and 73,138,695.48

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Solution

The fourth proportional to 228,560,940.36, 342,932,253.66 and 73,138,695.48 is: 109,737,112.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,560,940.36 : 342,932,253.66 = 73,138,695.48 : x
  2. Step 2: Convert to fraction form
    228,560,940.36/342,932,253.66 = 73,138,695.48/x
  3. Step 3: Cross multiply
    228,560,940.36x = 342,932,253.66 × 73,138,695.48
  4. Step 4: Simplify right side
    228,560,940.36x = 25,081,617,670,708,860
  5. Step 5: Solve for x
    x = 25,081,617,670,708,860/228,560,940.36
  6. Step 6: Final answer
    x = 109,737,112.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.