Home / 166,131,468.76-229,266,051.72-91,796,843.24

Finding the Fourth Proportional to 166,131,468.76, 229,266,051.72 and 91,796,843.24

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Solution

The fourth proportional to 166,131,468.76, 229,266,051.72 and 91,796,843.24 is: 126,682,199.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,131,468.76 : 229,266,051.72 = 91,796,843.24 : x
  2. Step 2: Convert to fraction form
    166,131,468.76/229,266,051.72 = 91,796,843.24/x
  3. Step 3: Cross multiply
    166,131,468.76x = 229,266,051.72 × 91,796,843.24
  4. Step 4: Simplify right side
    166,131,468.76x = 21,045,899,809,994,572
  5. Step 5: Solve for x
    x = 21,045,899,809,994,572/166,131,468.76
  6. Step 6: Final answer
    x = 126,682,199.15

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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.