Home / 13,619,435,128.75-18,794,828,538.26-7,597,940,553.22

Finding the Fourth Proportional to 13,619,435,128.75, 18,794,828,538.26 and 7,597,940,553.22

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Solution

The fourth proportional to 13,619,435,128.75, 18,794,828,538.26 and 7,597,940,553.22 is: 10,485,162,460.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,619,435,128.75 : 18,794,828,538.26 = 7,597,940,553.22 : x
  2. Step 2: Convert to fraction form
    13,619,435,128.75/18,794,828,538.26 = 7,597,940,553.22/x
  3. Step 3: Cross multiply
    13,619,435,128.75x = 18,794,828,538.26 × 7,597,940,553.22
  4. Step 4: Simplify right side
    13,619,435,128.75x = 142,801,989,941,530,279,936
  5. Step 5: Solve for x
    x = 142,801,989,941,530,279,936/13,619,435,128.75
  6. Step 6: Final answer
    x = 10,485,162,460.23

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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.