Home / 40,234,986,072.70-55,525,465,167.62-22,171,665,858.33

Finding the Fourth Proportional to 40,234,986,072.70, 55,525,465,167.62 and 22,171,665,858.33

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Solution

The fourth proportional to 40,234,986,072.70, 55,525,465,167.62 and 22,171,665,858.33 is: 30,597,551,546.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,234,986,072.70 : 55,525,465,167.62 = 22,171,665,858.33 : x
  2. Step 2: Convert to fraction form
    40,234,986,072.70/55,525,465,167.62 = 22,171,665,858.33/x
  3. Step 3: Cross multiply
    40,234,986,072.70x = 55,525,465,167.62 × 22,171,665,858.33
  4. Step 4: Simplify right side
    40,234,986,072.70x = 1,231,092,060,324,900,896,768
  5. Step 5: Solve for x
    x = 1,231,092,060,324,900,896,768/40,234,986,072.70
  6. Step 6: Final answer
    x = 30,597,551,546.32

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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.