Home / 117,469,659.40-162,123,077.70-71,060,245.48

Finding the Fourth Proportional to 117,469,659.40, 162,123,077.70 and 71,060,245.48

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Solution

The fourth proportional to 117,469,659.40, 162,123,077.70 and 71,060,245.48 is: 98,072,181.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,469,659.40 : 162,123,077.70 = 71,060,245.48 : x
  2. Step 2: Convert to fraction form
    117,469,659.40/162,123,077.70 = 71,060,245.48/x
  3. Step 3: Cross multiply
    117,469,659.40x = 162,123,077.70 × 71,060,245.48
  4. Step 4: Simplify right side
    117,469,659.40x = 11,520,505,699,335,114
  5. Step 5: Solve for x
    x = 11,520,505,699,335,114/117,469,659.40
  6. Step 6: Final answer
    x = 98,072,181.01

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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.