Home / 311,790,786.10-437,223,736.70-311,790,786.10

Finding the Fourth Proportional to 311,790,786.10, 437,223,736.70 and 311,790,786.10

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Solution

The fourth proportional to 311,790,786.10, 437,223,736.70 and 311,790,786.10 is: 437,223,736.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,790,786.10 : 437,223,736.70 = 311,790,786.10 : x
  2. Step 2: Convert to fraction form
    311,790,786.10/437,223,736.70 = 311,790,786.10/x
  3. Step 3: Cross multiply
    311,790,786.10x = 437,223,736.70 × 311,790,786.10
  4. Step 4: Simplify right side
    311,790,786.10x = 136,322,332,567,272,432
  5. Step 5: Solve for x
    x = 136,322,332,567,272,432/311,790,786.10
  6. Step 6: Final answer
    x = 437,223,736.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.