Home / 303,543,195.80-455,313,274.94-73,512,275.90

Finding the Fourth Proportional to 303,543,195.80, 455,313,274.94 and 73,512,275.90

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Solution

The fourth proportional to 303,543,195.80, 455,313,274.94 and 73,512,275.90 is: 110,268,046.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,543,195.80 : 455,313,274.94 = 73,512,275.90 : x
  2. Step 2: Convert to fraction form
    303,543,195.80/455,313,274.94 = 73,512,275.90/x
  3. Step 3: Cross multiply
    303,543,195.80x = 455,313,274.94 × 73,512,275.90
  4. Step 4: Simplify right side
    303,543,195.80x = 33,471,115,086,229,048
  5. Step 5: Solve for x
    x = 33,471,115,086,229,048/303,543,195.80
  6. Step 6: Final answer
    x = 110,268,046.03

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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.