Home / 147,177,321.56-203,095,552.38-81,094,121.73

Finding the Fourth Proportional to 147,177,321.56, 203,095,552.38 and 81,094,121.73

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Solution

The fourth proportional to 147,177,321.56, 203,095,552.38 and 81,094,121.73 is: 111,904,845.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,177,321.56 : 203,095,552.38 = 81,094,121.73 : x
  2. Step 2: Convert to fraction form
    147,177,321.56/203,095,552.38 = 81,094,121.73/x
  3. Step 3: Cross multiply
    147,177,321.56x = 203,095,552.38 × 81,094,121.73
  4. Step 4: Simplify right side
    147,177,321.56x = 16,469,855,447,525,312
  5. Step 5: Solve for x
    x = 16,469,855,447,525,312/147,177,321.56
  6. Step 6: Final answer
    x = 111,904,845.62

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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.