Home / 330,254,558.20-495,381,837.30-100,223,273.80

Finding the Fourth Proportional to 330,254,558.20, 495,381,837.30 and 100,223,273.80

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Solution

The fourth proportional to 330,254,558.20, 495,381,837.30 and 100,223,273.80 is: 150,334,910.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,254,558.20 : 495,381,837.30 = 100,223,273.80 : x
  2. Step 2: Convert to fraction form
    330,254,558.20/495,381,837.30 = 100,223,273.80/x
  3. Step 3: Cross multiply
    330,254,558.20x = 495,381,837.30 × 100,223,273.80
  4. Step 4: Simplify right side
    330,254,558.20x = 49,648,789,515,264,952
  5. Step 5: Solve for x
    x = 49,648,789,515,264,952/330,254,558.20
  6. Step 6: Final answer
    x = 150,334,910.70

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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.