Home / 166,983,101.46-250,482,525.39-137,782,780.47

Finding the Fourth Proportional to 166,983,101.46, 250,482,525.39 and 137,782,780.47

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Solution

The fourth proportional to 166,983,101.46, 250,482,525.39 and 137,782,780.47 is: 206,680,667.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,983,101.46 : 250,482,525.39 = 137,782,780.47 : x
  2. Step 2: Convert to fraction form
    166,983,101.46/250,482,525.39 = 137,782,780.47/x
  3. Step 3: Cross multiply
    166,983,101.46x = 250,482,525.39 × 137,782,780.47
  4. Step 4: Simplify right side
    166,983,101.46x = 34,512,178,807,381,568
  5. Step 5: Solve for x
    x = 34,512,178,807,381,568/166,983,101.46
  6. Step 6: Final answer
    x = 206,680,667.12

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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.