Home / 367,416,010.20-551,124,015.30-330,002,563.80

Finding the Fourth Proportional to 367,416,010.20, 551,124,015.30 and 330,002,563.80

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Solution

The fourth proportional to 367,416,010.20, 551,124,015.30 and 330,002,563.80 is: 495,003,845.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,416,010.20 : 551,124,015.30 = 330,002,563.80 : x
  2. Step 2: Convert to fraction form
    367,416,010.20/551,124,015.30 = 330,002,563.80/x
  3. Step 3: Cross multiply
    367,416,010.20x = 551,124,015.30 × 330,002,563.80
  4. Step 4: Simplify right side
    367,416,010.20x = 181,872,338,020,750,432
  5. Step 5: Solve for x
    x = 181,872,338,020,750,432/367,416,010.20
  6. Step 6: Final answer
    x = 495,003,845.70

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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.