Home / 48,091,140,818.88-72,138,978,709.92-39,681,448,359.36

Finding the Fourth Proportional to 48,091,140,818.88, 72,138,978,709.92 and 39,681,448,359.36

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Solution

The fourth proportional to 48,091,140,818.88, 72,138,978,709.92 and 39,681,448,359.36 is: 59,524,043,506.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,091,140,818.88 : 72,138,978,709.92 = 39,681,448,359.36 : x
  2. Step 2: Convert to fraction form
    48,091,140,818.88/72,138,978,709.92 = 39,681,448,359.36/x
  3. Step 3: Cross multiply
    48,091,140,818.88x = 72,138,978,709.92 × 39,681,448,359.36
  4. Step 4: Simplify right side
    48,091,140,818.88x = 2,862,579,158,374,660,702,208
  5. Step 5: Solve for x
    x = 2,862,579,158,374,660,702,208/48,091,140,818.88
  6. Step 6: Final answer
    x = 59,524,043,506.38

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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.