Home / 17,751,964,571.39-26,627,940,066.45-7,128,185,701.38

Finding the Fourth Proportional to 17,751,964,571.39, 26,627,940,066.45 and 7,128,185,701.38

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Solution

The fourth proportional to 17,751,964,571.39, 26,627,940,066.45 and 7,128,185,701.38 is: 10,692,275,825.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,751,964,571.39 : 26,627,940,066.45 = 7,128,185,701.38 : x
  2. Step 2: Convert to fraction form
    17,751,964,571.39/26,627,940,066.45 = 7,128,185,701.38/x
  3. Step 3: Cross multiply
    17,751,964,571.39x = 26,627,940,066.45 × 7,128,185,701.38
  4. Step 4: Simplify right side
    17,751,964,571.39x = 189,808,901,638,971,785,216
  5. Step 5: Solve for x
    x = 189,808,901,638,971,785,216/17,751,964,571.39
  6. Step 6: Final answer
    x = 10,692,275,825.34

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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.