Home / 171,072,131.20-256,608,196.80-56,028,932.80

Finding the Fourth Proportional to 171,072,131.20, 256,608,196.80 and 56,028,932.80

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Solution

The fourth proportional to 171,072,131.20, 256,608,196.80 and 56,028,932.80 is: 84,043,399.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,072,131.20 : 256,608,196.80 = 56,028,932.80 : x
  2. Step 2: Convert to fraction form
    171,072,131.20/256,608,196.80 = 56,028,932.80/x
  3. Step 3: Cross multiply
    171,072,131.20x = 256,608,196.80 × 56,028,932.80
  4. Step 4: Simplify right side
    171,072,131.20x = 14,377,483,414,436,374
  5. Step 5: Solve for x
    x = 14,377,483,414,436,374/171,072,131.20
  6. Step 6: Final answer
    x = 84,043,399.20

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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.