Home / 188,979,080.70-283,468,621.05-156,694,039.95

Finding the Fourth Proportional to 188,979,080.70, 283,468,621.05 and 156,694,039.95

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Solution

The fourth proportional to 188,979,080.70, 283,468,621.05 and 156,694,039.95 is: 235,041,059.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,979,080.70 : 283,468,621.05 = 156,694,039.95 : x
  2. Step 2: Convert to fraction form
    188,979,080.70/283,468,621.05 = 156,694,039.95/x
  3. Step 3: Cross multiply
    188,979,080.70x = 283,468,621.05 × 156,694,039.95
  4. Step 4: Simplify right side
    188,979,080.70x = 44,417,843,431,380,112
  5. Step 5: Solve for x
    x = 44,417,843,431,380,112/188,979,080.70
  6. Step 6: Final answer
    x = 235,041,059.93

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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.