Home / 166,816,682.96-250,266,702.72-117,728,382.76

Finding the Fourth Proportional to 166,816,682.96, 250,266,702.72 and 117,728,382.76

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Solution

The fourth proportional to 166,816,682.96, 250,266,702.72 and 117,728,382.76 is: 176,621,987.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,816,682.96 : 250,266,702.72 = 117,728,382.76 : x
  2. Step 2: Convert to fraction form
    166,816,682.96/250,266,702.72 = 117,728,382.76/x
  3. Step 3: Cross multiply
    166,816,682.96x = 250,266,702.72 × 117,728,382.76
  4. Step 4: Simplify right side
    166,816,682.96x = 29,463,494,169,903,296
  5. Step 5: Solve for x
    x = 29,463,494,169,903,296/166,816,682.96
  6. Step 6: Final answer
    x = 176,621,987.96

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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.