Home / 306,491,065.92-459,337,379.04-124,525,512

Finding the Fourth Proportional to 306,491,065.92, 459,337,379.04 and 124,525,512

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Solution

The fourth proportional to 306,491,065.92, 459,337,379.04 and 124,525,512 is: 186,626,067.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,491,065.92 : 459,337,379.04 = 124,525,512 : x
  2. Step 2: Convert to fraction form
    306,491,065.92/459,337,379.04 = 124,525,512/x
  3. Step 3: Cross multiply
    306,491,065.92x = 459,337,379.04 × 124,525,512
  4. Step 4: Simplify right side
    306,491,065.92x = 57,199,222,305,694,072
  5. Step 5: Solve for x
    x = 57,199,222,305,694,072/306,491,065.92
  6. Step 6: Final answer
    x = 186,626,067.33

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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.