Home / 367,416,011.70-551,124,017.55-330,002,565.30

Finding the Fourth Proportional to 367,416,011.70, 551,124,017.55 and 330,002,565.30

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Solution

The fourth proportional to 367,416,011.70, 551,124,017.55 and 330,002,565.30 is: 495,003,847.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,416,011.70 : 551,124,017.55 = 330,002,565.30 : x
  2. Step 2: Convert to fraction form
    367,416,011.70/551,124,017.55 = 330,002,565.30/x
  3. Step 3: Cross multiply
    367,416,011.70x = 551,124,017.55 × 330,002,565.30
  4. Step 4: Simplify right side
    367,416,011.70x = 181,872,339,589,942,208
  5. Step 5: Solve for x
    x = 181,872,339,589,942,208/367,416,011.70
  6. Step 6: Final answer
    x = 495,003,847.95

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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.