Home / 498,191,410.59-687,504,120.36-269,046,161.95

Finding the Fourth Proportional to 498,191,410.59, 687,504,120.36 and 269,046,161.95

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Solution

The fourth proportional to 498,191,410.59, 687,504,120.36 and 269,046,161.95 is: 371,283,689.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,191,410.59 : 687,504,120.36 = 269,046,161.95 : x
  2. Step 2: Convert to fraction form
    498,191,410.59/687,504,120.36 = 269,046,161.95/x
  3. Step 3: Cross multiply
    498,191,410.59x = 687,504,120.36 × 269,046,161.95
  4. Step 4: Simplify right side
    498,191,410.59x = 184,970,344,902,886,112
  5. Step 5: Solve for x
    x = 184,970,344,902,886,112/498,191,410.59
  6. Step 6: Final answer
    x = 371,283,689.30

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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.