Home / 268,588,832.20-402,883,248.30-186,959,494.60

Finding the Fourth Proportional to 268,588,832.20, 402,883,248.30 and 186,959,494.60

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Solution

The fourth proportional to 268,588,832.20, 402,883,248.30 and 186,959,494.60 is: 280,439,241.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,588,832.20 : 402,883,248.30 = 186,959,494.60 : x
  2. Step 2: Convert to fraction form
    268,588,832.20/402,883,248.30 = 186,959,494.60/x
  3. Step 3: Cross multiply
    268,588,832.20x = 402,883,248.30 × 186,959,494.60
  4. Step 4: Simplify right side
    268,588,832.20x = 75,322,848,484,974,304
  5. Step 5: Solve for x
    x = 75,322,848,484,974,304/268,588,832.20
  6. Step 6: Final answer
    x = 280,439,241.90

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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.