Home / 166,558,702.72-229,858,194-92,219,263.60

Finding the Fourth Proportional to 166,558,702.72, 229,858,194 and 92,219,263.60

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Solution

The fourth proportional to 166,558,702.72, 229,858,194 and 92,219,263.60 is: 127,266,561.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,558,702.72 : 229,858,194 = 92,219,263.60 : x
  2. Step 2: Convert to fraction form
    166,558,702.72/229,858,194 = 92,219,263.60/x
  3. Step 3: Cross multiply
    166,558,702.72x = 229,858,194 × 92,219,263.60
  4. Step 4: Simplify right side
    166,558,702.72x = 21,197,353,383,105,936
  5. Step 5: Solve for x
    x = 21,197,353,383,105,936/166,558,702.72
  6. Step 6: Final answer
    x = 127,266,561.50

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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.