Home / 13,451,530,594.60-20,177,295,891.90-7,175,318,672.80

Finding the Fourth Proportional to 13,451,530,594.60, 20,177,295,891.90 and 7,175,318,672.80

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Solution

The fourth proportional to 13,451,530,594.60, 20,177,295,891.90 and 7,175,318,672.80 is: 10,762,978,009.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,451,530,594.60 : 20,177,295,891.90 = 7,175,318,672.80 : x
  2. Step 2: Convert to fraction form
    13,451,530,594.60/20,177,295,891.90 = 7,175,318,672.80/x
  3. Step 3: Cross multiply
    13,451,530,594.60x = 20,177,295,891.90 × 7,175,318,672.80
  4. Step 4: Simplify right side
    13,451,530,594.60x = 144,778,527,979,760,812,032
  5. Step 5: Solve for x
    x = 144,778,527,979,760,812,032/13,451,530,594.60
  6. Step 6: Final answer
    x = 10,762,978,009.20

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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.