Home / 36,170,576,469.32-49,915,436,909.72-20,112,912,782.28

Finding the Fourth Proportional to 36,170,576,469.32, 49,915,436,909.72 and 20,112,912,782.28

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Solution

The fourth proportional to 36,170,576,469.32, 49,915,436,909.72 and 20,112,912,782.28 is: 27,755,842,650.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,170,576,469.32 : 49,915,436,909.72 = 20,112,912,782.28 : x
  2. Step 2: Convert to fraction form
    36,170,576,469.32/49,915,436,909.72 = 20,112,912,782.28/x
  3. Step 3: Cross multiply
    36,170,576,469.32x = 49,915,436,909.72 × 20,112,912,782.28
  4. Step 4: Simplify right side
    36,170,576,469.32x = 1,003,944,829,054,517,903,360
  5. Step 5: Solve for x
    x = 1,003,944,829,054,517,903,360/36,170,576,469.32
  6. Step 6: Final answer
    x = 27,755,842,650.34

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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.