Home / 351,269,713.54-484,751,724.72-194,646,960.10

Finding the Fourth Proportional to 351,269,713.54, 484,751,724.72 and 194,646,960.10

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Solution

The fourth proportional to 351,269,713.54, 484,751,724.72 and 194,646,960.10 is: 268,612,538.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,269,713.54 : 484,751,724.72 = 194,646,960.10 : x
  2. Step 2: Convert to fraction form
    351,269,713.54/484,751,724.72 = 194,646,960.10/x
  3. Step 3: Cross multiply
    351,269,713.54x = 484,751,724.72 × 194,646,960.10
  4. Step 4: Simplify right side
    351,269,713.54x = 94,355,449,619,980,032
  5. Step 5: Solve for x
    x = 94,355,449,619,980,032/351,269,713.54
  6. Step 6: Final answer
    x = 268,612,538.98

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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.