Home / 118,822,052.80-178,233,079.20-114,517,380.70

Finding the Fourth Proportional to 118,822,052.80, 178,233,079.20 and 114,517,380.70

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Solution

The fourth proportional to 118,822,052.80, 178,233,079.20 and 114,517,380.70 is: 171,776,071.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,822,052.80 : 178,233,079.20 = 114,517,380.70 : x
  2. Step 2: Convert to fraction form
    118,822,052.80/178,233,079.20 = 114,517,380.70/x
  3. Step 3: Cross multiply
    118,822,052.80x = 178,233,079.20 × 114,517,380.70
  4. Step 4: Simplify right side
    118,822,052.80x = 20,410,785,384,079,652
  5. Step 5: Solve for x
    x = 20,410,785,384,079,652/118,822,052.80
  6. Step 6: Final answer
    x = 171,776,071.05

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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.