Home / 330,259,625.70-495,389,438.55-100,228,341.30

Finding the Fourth Proportional to 330,259,625.70, 495,389,438.55 and 100,228,341.30

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Solution

The fourth proportional to 330,259,625.70, 495,389,438.55 and 100,228,341.30 is: 150,342,511.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,259,625.70 : 495,389,438.55 = 100,228,341.30 : x
  2. Step 2: Convert to fraction form
    330,259,625.70/495,389,438.55 = 100,228,341.30/x
  3. Step 3: Cross multiply
    330,259,625.70x = 495,389,438.55 × 100,228,341.30
  4. Step 4: Simplify right side
    330,259,625.70x = 49,652,061,723,404,776
  5. Step 5: Solve for x
    x = 49,652,061,723,404,776/330,259,625.70
  6. Step 6: Final answer
    x = 150,342,511.95

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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.