Home / 300,810,231.36-451,216,904.08-136,933,382.24

Finding the Fourth Proportional to 300,810,231.36, 451,216,904.08 and 136,933,382.24

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Solution

The fourth proportional to 300,810,231.36, 451,216,904.08 and 136,933,382.24 is: 205,400,782.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,810,231.36 : 451,216,904.08 = 136,933,382.24 : x
  2. Step 2: Convert to fraction form
    300,810,231.36/451,216,904.08 = 136,933,382.24/x
  3. Step 3: Cross multiply
    300,810,231.36x = 451,216,904.08 × 136,933,382.24
  4. Step 4: Simplify right side
    300,810,231.36x = 61,786,656,799,536,056
  5. Step 5: Solve for x
    x = 61,786,656,799,536,056/300,810,231.36
  6. Step 6: Final answer
    x = 205,400,782.15

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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.