Home / 351,269,418.52-484,751,322.06-194,646,668.32

Finding the Fourth Proportional to 351,269,418.52, 484,751,322.06 and 194,646,668.32

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Solution

The fourth proportional to 351,269,418.52, 484,751,322.06 and 194,646,668.32 is: 268,612,138.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,269,418.52 : 484,751,322.06 = 194,646,668.32 : x
  2. Step 2: Convert to fraction form
    351,269,418.52/484,751,322.06 = 194,646,668.32/x
  3. Step 3: Cross multiply
    351,269,418.52x = 484,751,322.06 × 194,646,668.32
  4. Step 4: Simplify right side
    351,269,418.52x = 94,355,229,802,694,320
  5. Step 5: Solve for x
    x = 94,355,229,802,694,320/351,269,418.52
  6. Step 6: Final answer
    x = 268,612,138.80

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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.