Home / 168,552,477.60-252,726,073.20-66,193,879.20

Finding the Fourth Proportional to 168,552,477.60, 252,726,073.20 and 66,193,879.20

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Solution

The fourth proportional to 168,552,477.60, 252,726,073.20 and 66,193,879.20 is: 99,250,508.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,552,477.60 : 252,726,073.20 = 66,193,879.20 : x
  2. Step 2: Convert to fraction form
    168,552,477.60/252,726,073.20 = 66,193,879.20/x
  3. Step 3: Cross multiply
    168,552,477.60x = 252,726,073.20 × 66,193,879.20
  4. Step 4: Simplify right side
    168,552,477.60x = 16,728,919,160,091,158
  5. Step 5: Solve for x
    x = 16,728,919,160,091,158/168,552,477.60
  6. Step 6: Final answer
    x = 99,250,508.79

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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.