Home / 366,577,687.40-505,895,383.88-227,393,289.50

Finding the Fourth Proportional to 366,577,687.40, 505,895,383.88 and 227,393,289.50

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Solution

The fourth proportional to 366,577,687.40, 505,895,383.88 and 227,393,289.50 is: 313,814,013.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,577,687.40 : 505,895,383.88 = 227,393,289.50 : x
  2. Step 2: Convert to fraction form
    366,577,687.40/505,895,383.88 = 227,393,289.50/x
  3. Step 3: Cross multiply
    366,577,687.40x = 505,895,383.88 × 227,393,289.50
  4. Step 4: Simplify right side
    366,577,687.40x = 115,037,215,480,524,768
  5. Step 5: Solve for x
    x = 115,037,215,480,524,768/366,577,687.40
  6. Step 6: Final answer
    x = 313,814,013.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.