Home / 668,446,035.20-1,002,669,052.80-523,327,212.80

Finding the Fourth Proportional to 668,446,035.20, 1,002,669,052.80 and 523,327,212.80

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Solution

The fourth proportional to 668,446,035.20, 1,002,669,052.80 and 523,327,212.80 is: 784,990,819.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,446,035.20 : 1,002,669,052.80 = 523,327,212.80 : x
  2. Step 2: Convert to fraction form
    668,446,035.20/1,002,669,052.80 = 523,327,212.80/x
  3. Step 3: Cross multiply
    668,446,035.20x = 1,002,669,052.80 × 523,327,212.80
  4. Step 4: Simplify right side
    668,446,035.20x = 524,724,000,762,640,000
  5. Step 5: Solve for x
    x = 524,724,000,762,640,000/668,446,035.20
  6. Step 6: Final answer
    x = 784,990,819.20

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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.