Home / 3,188,657,816.20-4,782,986,724.30-3,059,517,653.20

Finding the Fourth Proportional to 3,188,657,816.20, 4,782,986,724.30 and 3,059,517,653.20

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Solution

The fourth proportional to 3,188,657,816.20, 4,782,986,724.30 and 3,059,517,653.20 is: 4,589,276,479.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,657,816.20 : 4,782,986,724.30 = 3,059,517,653.20 : x
  2. Step 2: Convert to fraction form
    3,188,657,816.20/4,782,986,724.30 = 3,059,517,653.20/x
  3. Step 3: Cross multiply
    3,188,657,816.20x = 4,782,986,724.30 × 3,059,517,653.20
  4. Step 4: Simplify right side
    3,188,657,816.20x = 14,633,632,318,017,091,584
  5. Step 5: Solve for x
    x = 14,633,632,318,017,091,584/3,188,657,816.20
  6. Step 6: Final answer
    x = 4,589,276,479.80

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Double scale
Find fourth proportional to 3,188,657,817.20, 4,782,986,725.80 and 3,059,517,654.20
Similar ratio
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1.5x scale

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.