Home / 330,270,701.70-495,406,052.55-100,239,417.30

Finding the Fourth Proportional to 330,270,701.70, 495,406,052.55 and 100,239,417.30

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Solution

The fourth proportional to 330,270,701.70, 495,406,052.55 and 100,239,417.30 is: 150,359,125.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,270,701.70 : 495,406,052.55 = 100,239,417.30 : x
  2. Step 2: Convert to fraction form
    330,270,701.70/495,406,052.55 = 100,239,417.30/x
  3. Step 3: Cross multiply
    330,270,701.70x = 495,406,052.55 × 100,239,417.30
  4. Step 4: Simplify right side
    330,270,701.70x = 49,659,214,034,505,176
  5. Step 5: Solve for x
    x = 49,659,214,034,505,176/330,270,701.70
  6. Step 6: Final answer
    x = 150,359,125.95

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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.