Home / 111,728,668.91-154,185,563.14-62,172,234.88

Finding the Fourth Proportional to 111,728,668.91, 154,185,563.14 and 62,172,234.88

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Solution

The fourth proportional to 111,728,668.91, 154,185,563.14 and 62,172,234.88 is: 85,797,684.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,728,668.91 : 154,185,563.14 = 62,172,234.88 : x
  2. Step 2: Convert to fraction form
    111,728,668.91/154,185,563.14 = 62,172,234.88/x
  3. Step 3: Cross multiply
    111,728,668.91x = 154,185,563.14 × 62,172,234.88
  4. Step 4: Simplify right side
    111,728,668.91x = 9,586,061,046,104,254
  5. Step 5: Solve for x
    x = 9,586,061,046,104,254/111,728,668.91
  6. Step 6: Final answer
    x = 85,797,684.16

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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.