Home / 522,812,000.40-784,218,000.60-466,376,902.80

Finding the Fourth Proportional to 522,812,000.40, 784,218,000.60 and 466,376,902.80

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Solution

The fourth proportional to 522,812,000.40, 784,218,000.60 and 466,376,902.80 is: 699,565,354.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,812,000.40 : 784,218,000.60 = 466,376,902.80 : x
  2. Step 2: Convert to fraction form
    522,812,000.40/784,218,000.60 = 466,376,902.80/x
  3. Step 3: Cross multiply
    522,812,000.40x = 784,218,000.60 × 466,376,902.80
  4. Step 4: Simplify right side
    522,812,000.40x = 365,741,162,239,836,544
  5. Step 5: Solve for x
    x = 365,741,162,239,836,544/522,812,000.40
  6. Step 6: Final answer
    x = 699,565,354.20

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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.