Home / 146,529,020.70-219,793,531.05-92,003,174.10

Finding the Fourth Proportional to 146,529,020.70, 219,793,531.05 and 92,003,174.10

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Solution

The fourth proportional to 146,529,020.70, 219,793,531.05 and 92,003,174.10 is: 138,004,761.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,529,020.70 : 219,793,531.05 = 92,003,174.10 : x
  2. Step 2: Convert to fraction form
    146,529,020.70/219,793,531.05 = 92,003,174.10/x
  3. Step 3: Cross multiply
    146,529,020.70x = 219,793,531.05 × 92,003,174.10
  4. Step 4: Simplify right side
    146,529,020.70x = 20,221,702,503,246,904
  5. Step 5: Solve for x
    x = 20,221,702,503,246,904/146,529,020.70
  6. Step 6: Final answer
    x = 138,004,761.15

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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.