Home / 215,589,538.65-323,266,209.98-106,174,103.61

Finding the Fourth Proportional to 215,589,538.65, 323,266,209.98 and 106,174,103.61

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Solution

The fourth proportional to 215,589,538.65, 323,266,209.98 and 106,174,103.61 is: 159,202,994.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,589,538.65 : 323,266,209.98 = 106,174,103.61 : x
  2. Step 2: Convert to fraction form
    215,589,538.65/323,266,209.98 = 106,174,103.61/x
  3. Step 3: Cross multiply
    215,589,538.65x = 323,266,209.98 × 106,174,103.61
  4. Step 4: Simplify right side
    215,589,538.65x = 34,322,500,071,497,668
  5. Step 5: Solve for x
    x = 34,322,500,071,497,668/215,589,538.65
  6. Step 6: Final answer
    x = 159,202,994.20

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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.