Home / 414,056,877.30-620,557,811.55-220,061,229.30

Finding the Fourth Proportional to 414,056,877.30, 620,557,811.55 and 220,061,229.30

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Solution

The fourth proportional to 414,056,877.30, 620,557,811.55 and 220,061,229.30 is: 329,811,488.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,056,877.30 : 620,557,811.55 = 220,061,229.30 : x
  2. Step 2: Convert to fraction form
    414,056,877.30/620,557,811.55 = 220,061,229.30/x
  3. Step 3: Cross multiply
    414,056,877.30x = 620,557,811.55 × 220,061,229.30
  4. Step 4: Simplify right side
    414,056,877.30x = 136,560,714,861,410,736
  5. Step 5: Solve for x
    x = 136,560,714,861,410,736/414,056,877.30
  6. Step 6: Final answer
    x = 329,811,488.10

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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.