Home / 10,188,188,399.66-15,289,263,331.46-3,555,817,538.92

Finding the Fourth Proportional to 10,188,188,399.66, 15,289,263,331.46 and 3,555,817,538.92

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Solution

The fourth proportional to 10,188,188,399.66, 15,289,263,331.46 and 3,555,817,538.92 is: 5,336,162,679.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,188,188,399.66 : 15,289,263,331.46 = 3,555,817,538.92 : x
  2. Step 2: Convert to fraction form
    10,188,188,399.66/15,289,263,331.46 = 3,555,817,538.92/x
  3. Step 3: Cross multiply
    10,188,188,399.66x = 15,289,263,331.46 × 3,555,817,538.92
  4. Step 4: Simplify right side
    10,188,188,399.66x = 54,365,830,711,179,010,048
  5. Step 5: Solve for x
    x = 54,365,830,711,179,010,048/10,188,188,399.66
  6. Step 6: Final answer
    x = 5,336,162,679.62

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1.5x scale

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.