Home / 171,072,004.40-256,608,006.60-106,448,778.80

Finding the Fourth Proportional to 171,072,004.40, 256,608,006.60 and 106,448,778.80

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Solution

The fourth proportional to 171,072,004.40, 256,608,006.60 and 106,448,778.80 is: 159,673,168.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,072,004.40 : 256,608,006.60 = 106,448,778.80 : x
  2. Step 2: Convert to fraction form
    171,072,004.40/256,608,006.60 = 106,448,778.80/x
  3. Step 3: Cross multiply
    171,072,004.40x = 256,608,006.60 × 106,448,778.80
  4. Step 4: Simplify right side
    171,072,004.40x = 27,315,608,932,872,340
  5. Step 5: Solve for x
    x = 27,315,608,932,872,340/171,072,004.40
  6. Step 6: Final answer
    x = 159,673,168.20

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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.