Home / 215,320,524.40-322,768,210.20-106,056,254.80

Finding the Fourth Proportional to 215,320,524.40, 322,768,210.20 and 106,056,254.80

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Solution

The fourth proportional to 215,320,524.40, 322,768,210.20 and 106,056,254.80 is: 158,979,677.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,320,524.40 : 322,768,210.20 = 106,056,254.80 : x
  2. Step 2: Convert to fraction form
    215,320,524.40/322,768,210.20 = 106,056,254.80/x
  3. Step 3: Cross multiply
    215,320,524.40x = 322,768,210.20 × 106,056,254.80
  4. Step 4: Simplify right side
    215,320,524.40x = 34,231,587,542,311,156
  5. Step 5: Solve for x
    x = 34,231,587,542,311,156/215,320,524.40
  6. Step 6: Final answer
    x = 158,979,677.57

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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.