Home / 90,873,066.24-125,399,940.48-49,619,347.20

Finding the Fourth Proportional to 90,873,066.24, 125,399,940.48 and 49,619,347.20

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Solution

The fourth proportional to 90,873,066.24, 125,399,940.48 and 49,619,347.20 is: 68,472,028.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,873,066.24 : 125,399,940.48 = 49,619,347.20 : x
  2. Step 2: Convert to fraction form
    90,873,066.24/125,399,940.48 = 49,619,347.20/x
  3. Step 3: Cross multiply
    90,873,066.24x = 125,399,940.48 × 49,619,347.20
  4. Step 4: Simplify right side
    90,873,066.24x = 6,222,263,185,536,455
  5. Step 5: Solve for x
    x = 6,222,263,185,536,455/90,873,066.24
  6. Step 6: Final answer
    x = 68,472,028.54

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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.