Home / 170,825,121.20-256,237,681.80-106,327,866.80

Finding the Fourth Proportional to 170,825,121.20, 256,237,681.80 and 106,327,866.80

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Solution

The fourth proportional to 170,825,121.20, 256,237,681.80 and 106,327,866.80 is: 159,491,800.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,825,121.20 : 256,237,681.80 = 106,327,866.80 : x
  2. Step 2: Convert to fraction form
    170,825,121.20/256,237,681.80 = 106,327,866.80/x
  3. Step 3: Cross multiply
    170,825,121.20x = 256,237,681.80 × 106,327,866.80
  4. Step 4: Simplify right side
    170,825,121.20x = 27,245,206,099,571,184
  5. Step 5: Solve for x
    x = 27,245,206,099,571,184/170,825,121.20
  6. Step 6: Final answer
    x = 159,491,800.20

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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.