Home / 48,091,140,842.88-72,138,978,745.92-39,681,448,383.36

Finding the Fourth Proportional to 48,091,140,842.88, 72,138,978,745.92 and 39,681,448,383.36

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Solution

The fourth proportional to 48,091,140,842.88, 72,138,978,745.92 and 39,681,448,383.36 is: 59,524,043,542.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,091,140,842.88 : 72,138,978,745.92 = 39,681,448,383.36 : x
  2. Step 2: Convert to fraction form
    48,091,140,842.88/72,138,978,745.92 = 39,681,448,383.36/x
  3. Step 3: Cross multiply
    48,091,140,842.88x = 72,138,978,745.92 × 39,681,448,383.36
  4. Step 4: Simplify right side
    48,091,140,842.88x = 2,862,579,161,534,528,749,568
  5. Step 5: Solve for x
    x = 2,862,579,161,534,528,749,568/48,091,140,842.88
  6. Step 6: Final answer
    x = 59,524,043,542.38

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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.