Home / 366,080,760.66-505,201,315.23-215,383,935.63

Finding the Fourth Proportional to 366,080,760.66, 505,201,315.23 and 215,383,935.63

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Solution

The fourth proportional to 366,080,760.66, 505,201,315.23 and 215,383,935.63 is: 297,235,635.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,080,760.66 : 505,201,315.23 = 215,383,935.63 : x
  2. Step 2: Convert to fraction form
    366,080,760.66/505,201,315.23 = 215,383,935.63/x
  3. Step 3: Cross multiply
    366,080,760.66x = 505,201,315.23 × 215,383,935.63
  4. Step 4: Simplify right side
    366,080,760.66x = 108,812,247,559,689,664
  5. Step 5: Solve for x
    x = 108,812,247,559,689,664/366,080,760.66
  6. Step 6: Final answer
    x = 297,235,635.56

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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.