Home / 189,025,688.20-283,538,532.30-111,222,725.80

Finding the Fourth Proportional to 189,025,688.20, 283,538,532.30 and 111,222,725.80

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Solution

The fourth proportional to 189,025,688.20, 283,538,532.30 and 111,222,725.80 is: 166,834,088.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,025,688.20 : 283,538,532.30 = 111,222,725.80 : x
  2. Step 2: Convert to fraction form
    189,025,688.20/283,538,532.30 = 111,222,725.80/x
  3. Step 3: Cross multiply
    189,025,688.20x = 283,538,532.30 × 111,222,725.80
  4. Step 4: Simplify right side
    189,025,688.20x = 31,535,928,431,737,344
  5. Step 5: Solve for x
    x = 31,535,928,431,737,344/189,025,688.20
  6. Step 6: Final answer
    x = 166,834,088.70

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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.