Home / 330,364,868.28-495,441,220.77-108,986,449.38

Finding the Fourth Proportional to 330,364,868.28, 495,441,220.77 and 108,986,449.38

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Solution

The fourth proportional to 330,364,868.28, 495,441,220.77 and 108,986,449.38 is: 163,444,678.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,364,868.28 : 495,441,220.77 = 108,986,449.38 : x
  2. Step 2: Convert to fraction form
    330,364,868.28/495,441,220.77 = 108,986,449.38/x
  3. Step 3: Cross multiply
    330,364,868.28x = 495,441,220.77 × 108,986,449.38
  4. Step 4: Simplify right side
    330,364,868.28x = 53,996,379,528,215,008
  5. Step 5: Solve for x
    x = 53,996,379,528,215,008/330,364,868.28
  6. Step 6: Final answer
    x = 163,444,678.03

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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.