Home / 303,543,757.04-455,314,112.76-73,512,835.52

Finding the Fourth Proportional to 303,543,757.04, 455,314,112.76 and 73,512,835.52

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Solution

The fourth proportional to 303,543,757.04, 455,314,112.76 and 73,512,835.52 is: 110,268,884.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,543,757.04 : 455,314,112.76 = 73,512,835.52 : x
  2. Step 2: Convert to fraction form
    303,543,757.04/455,314,112.76 = 73,512,835.52/x
  3. Step 3: Cross multiply
    303,543,757.04x = 455,314,112.76 × 73,512,835.52
  4. Step 4: Simplify right side
    303,543,757.04x = 33,471,431,481,260,612
  5. Step 5: Solve for x
    x = 33,471,431,481,260,612/303,543,757.04
  6. Step 6: Final answer
    x = 110,268,884.49

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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.