Home / 367,568,763.20-551,353,144.80-355,097,614.40

Finding the Fourth Proportional to 367,568,763.20, 551,353,144.80 and 355,097,614.40

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Solution

The fourth proportional to 367,568,763.20, 551,353,144.80 and 355,097,614.40 is: 532,646,421.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,568,763.20 : 551,353,144.80 = 355,097,614.40 : x
  2. Step 2: Convert to fraction form
    367,568,763.20/551,353,144.80 = 355,097,614.40/x
  3. Step 3: Cross multiply
    367,568,763.20x = 551,353,144.80 × 355,097,614.40
  4. Step 4: Simplify right side
    367,568,763.20x = 195,784,186,410,417,728
  5. Step 5: Solve for x
    x = 195,784,186,410,417,728/367,568,763.20
  6. Step 6: Final answer
    x = 532,646,421.60

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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.