Home / 171,083,999.20-256,625,998.80-56,040,800.80

Finding the Fourth Proportional to 171,083,999.20, 256,625,998.80 and 56,040,800.80

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Solution

The fourth proportional to 171,083,999.20, 256,625,998.80 and 56,040,800.80 is: 84,061,201.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,083,999.20 : 256,625,998.80 = 56,040,800.80 : x
  2. Step 2: Convert to fraction form
    171,083,999.20/256,625,998.80 = 56,040,800.80/x
  3. Step 3: Cross multiply
    171,083,999.20x = 256,625,998.80 × 56,040,800.80
  4. Step 4: Simplify right side
    171,083,999.20x = 14,381,526,478,851,838
  5. Step 5: Solve for x
    x = 14,381,526,478,851,838/171,083,999.20
  6. Step 6: Final answer
    x = 84,061,201.20

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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.