Home / 178,171,247.20-267,256,870.80-75,921,998.80

Finding the Fourth Proportional to 178,171,247.20, 267,256,870.80 and 75,921,998.80

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Solution

The fourth proportional to 178,171,247.20, 267,256,870.80 and 75,921,998.80 is: 113,882,998.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,171,247.20 : 267,256,870.80 = 75,921,998.80 : x
  2. Step 2: Convert to fraction form
    178,171,247.20/267,256,870.80 = 75,921,998.80/x
  3. Step 3: Cross multiply
    178,171,247.20x = 267,256,870.80 × 75,921,998.80
  4. Step 4: Simplify right side
    178,171,247.20x = 20,290,675,824,169,356
  5. Step 5: Solve for x
    x = 20,290,675,824,169,356/178,171,247.20
  6. Step 6: Final answer
    x = 113,882,998.20

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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.