Home / 146,529,961.96-219,796,937.88-54,378,092.56

Finding the Fourth Proportional to 146,529,961.96, 219,796,937.88 and 54,378,092.56

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Solution

The fourth proportional to 146,529,961.96, 219,796,937.88 and 54,378,092.56 is: 81,567,879.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,529,961.96 : 219,796,937.88 = 54,378,092.56 : x
  2. Step 2: Convert to fraction form
    146,529,961.96/219,796,937.88 = 54,378,092.56/x
  3. Step 3: Cross multiply
    146,529,961.96x = 219,796,937.88 × 54,378,092.56
  4. Step 4: Simplify right side
    146,529,961.96x = 11,952,138,232,443,210
  5. Step 5: Solve for x
    x = 11,952,138,232,443,210/146,529,961.96
  6. Step 6: Final answer
    x = 81,567,879.17

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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.