Home / 203,936,422.24-305,686,839.90-116,309,256.62

Finding the Fourth Proportional to 203,936,422.24, 305,686,839.90 and 116,309,256.62

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Solution

The fourth proportional to 203,936,422.24, 305,686,839.90 and 116,309,256.62 is: 174,339,672.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,936,422.24 : 305,686,839.90 = 116,309,256.62 : x
  2. Step 2: Convert to fraction form
    203,936,422.24/305,686,839.90 = 116,309,256.62/x
  3. Step 3: Cross multiply
    203,936,422.24x = 305,686,839.90 × 116,309,256.62
  4. Step 4: Simplify right side
    203,936,422.24x = 35,554,209,105,940,192
  5. Step 5: Solve for x
    x = 35,554,209,105,940,192/203,936,422.24
  6. Step 6: Final answer
    x = 174,339,672.70

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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.