Home / 351,041,059.48-484,203,400.79-225,751,653.61

Finding the Fourth Proportional to 351,041,059.48, 484,203,400.79 and 225,751,653.61

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Solution

The fourth proportional to 351,041,059.48, 484,203,400.79 and 225,751,653.61 is: 311,387,273.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,041,059.48 : 484,203,400.79 = 225,751,653.61 : x
  2. Step 2: Convert to fraction form
    351,041,059.48/484,203,400.79 = 225,751,653.61/x
  3. Step 3: Cross multiply
    351,041,059.48x = 484,203,400.79 × 225,751,653.61
  4. Step 4: Simplify right side
    351,041,059.48x = 109,309,718,412,536,448
  5. Step 5: Solve for x
    x = 109,309,718,412,536,448/351,041,059.48
  6. Step 6: Final answer
    x = 311,387,273.54

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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.