Home / 330,296,496.30-495,428,998.05-111,925,421.10

Finding the Fourth Proportional to 330,296,496.30, 495,428,998.05 and 111,925,421.10

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Solution

The fourth proportional to 330,296,496.30, 495,428,998.05 and 111,925,421.10 is: 167,882,795.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,296,496.30 : 495,428,998.05 = 111,925,421.10 : x
  2. Step 2: Convert to fraction form
    330,296,496.30/495,428,998.05 = 111,925,421.10/x
  3. Step 3: Cross multiply
    330,296,496.30x = 495,428,998.05 × 111,925,421.10
  4. Step 4: Simplify right side
    330,296,496.30x = 55,451,099,231,897,328
  5. Step 5: Solve for x
    x = 55,451,099,231,897,328/330,296,496.30
  6. Step 6: Final answer
    x = 167,882,795.77

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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.