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Finding the Fourth Proportional to 367,416,053.70, 551,124,080.55 and 330,002,607.30

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Solution

The fourth proportional to 367,416,053.70, 551,124,080.55 and 330,002,607.30 is: 495,003,910.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,416,053.70 : 551,124,080.55 = 330,002,607.30 : x
  2. Step 2: Convert to fraction form
    367,416,053.70/551,124,080.55 = 330,002,607.30/x
  3. Step 3: Cross multiply
    367,416,053.70x = 551,124,080.55 × 330,002,607.30
  4. Step 4: Simplify right side
    367,416,053.70x = 181,872,383,527,315,200
  5. Step 5: Solve for x
    x = 181,872,383,527,315,200/367,416,053.70
  6. Step 6: Final answer
    x = 495,003,910.95

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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.