Home / 171,072,003.40-256,608,005.10-106,448,777.80

Finding the Fourth Proportional to 171,072,003.40, 256,608,005.10 and 106,448,777.80

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Solution

The fourth proportional to 171,072,003.40, 256,608,005.10 and 106,448,777.80 is: 159,673,166.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,072,003.40 : 256,608,005.10 = 106,448,777.80 : x
  2. Step 2: Convert to fraction form
    171,072,003.40/256,608,005.10 = 106,448,777.80/x
  3. Step 3: Cross multiply
    171,072,003.40x = 256,608,005.10 × 106,448,777.80
  4. Step 4: Simplify right side
    171,072,003.40x = 27,315,608,516,591,164
  5. Step 5: Solve for x
    x = 27,315,608,516,591,164/171,072,003.40
  6. Step 6: Final answer
    x = 159,673,166.70

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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.