Home / 18,428,178,396.69-25,448,449,249.71-17,424,214,099.74

Finding the Fourth Proportional to 18,428,178,396.69, 25,448,449,249.71 and 17,424,214,099.74

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Solution

The fourth proportional to 18,428,178,396.69, 25,448,449,249.71 and 17,424,214,099.74 is: 24,062,021,687.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,428,178,396.69 : 25,448,449,249.71 = 17,424,214,099.74 : x
  2. Step 2: Convert to fraction form
    18,428,178,396.69/25,448,449,249.71 = 17,424,214,099.74/x
  3. Step 3: Cross multiply
    18,428,178,396.69x = 25,448,449,249.71 × 17,424,214,099.74
  4. Step 4: Simplify right side
    18,428,178,396.69x = 443,419,228,233,314,861,056
  5. Step 5: Solve for x
    x = 443,419,228,233,314,861,056/18,428,178,396.69
  6. Step 6: Final answer
    x = 24,062,021,687.01

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.