Home / 8,784,338,545.90-13,176,479,080.28-3,188,268,175.67

Finding the Fourth Proportional to 8,784,338,545.90, 13,176,479,080.28 and 3,188,268,175.67

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Solution

The fourth proportional to 8,784,338,545.90, 13,176,479,080.28 and 3,188,268,175.67 is: 4,782,391,832.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,784,338,545.90 : 13,176,479,080.28 = 3,188,268,175.67 : x
  2. Step 2: Convert to fraction form
    8,784,338,545.90/13,176,479,080.28 = 3,188,268,175.67/x
  3. Step 3: Cross multiply
    8,784,338,545.90x = 13,176,479,080.28 × 3,188,268,175.67
  4. Step 4: Simplify right side
    8,784,338,545.90x = 42,010,148,918,978,723,840
  5. Step 5: Solve for x
    x = 42,010,148,918,978,723,840/8,784,338,545.90
  6. Step 6: Final answer
    x = 4,782,391,832.86

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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.