Home / 13,188,178,665.60-19,782,267,998.40-13,096,345,660.80

Finding the Fourth Proportional to 13,188,178,665.60, 19,782,267,998.40 and 13,096,345,660.80

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Solution

The fourth proportional to 13,188,178,665.60, 19,782,267,998.40 and 13,096,345,660.80 is: 19,644,518,491.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,188,178,665.60 : 19,782,267,998.40 = 13,096,345,660.80 : x
  2. Step 2: Convert to fraction form
    13,188,178,665.60/19,782,267,998.40 = 13,096,345,660.80/x
  3. Step 3: Cross multiply
    13,188,178,665.60x = 19,782,267,998.40 × 13,096,345,660.80
  4. Step 4: Simplify right side
    13,188,178,665.60x = 259,075,419,661,628,538,880
  5. Step 5: Solve for x
    x = 259,075,419,661,628,538,880/13,188,178,665.60
  6. Step 6: Final answer
    x = 19,644,518,491.20

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Double scale
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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.