Home / 202,630,906.22-279,630,889.72-109,811,414.07

Finding the Fourth Proportional to 202,630,906.22, 279,630,889.72 and 109,811,414.07

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Solution

The fourth proportional to 202,630,906.22, 279,630,889.72 and 109,811,414.07 is: 151,539,881.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,630,906.22 : 279,630,889.72 = 109,811,414.07 : x
  2. Step 2: Convert to fraction form
    202,630,906.22/279,630,889.72 = 109,811,414.07/x
  3. Step 3: Cross multiply
    202,630,906.22x = 279,630,889.72 × 109,811,414.07
  4. Step 4: Simplify right side
    202,630,906.22x = 30,706,663,417,530,892
  5. Step 5: Solve for x
    x = 30,706,663,417,530,892/202,630,906.22
  6. Step 6: Final answer
    x = 151,539,881.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.