Home / 121,642,760.88-182,448,924.24-39,754,788.60

Finding the Fourth Proportional to 121,642,760.88, 182,448,924.24 and 39,754,788.60

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Solution

The fourth proportional to 121,642,760.88, 182,448,924.24 and 39,754,788.60 is: 59,627,209.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,642,760.88 : 182,448,924.24 = 39,754,788.60 : x
  2. Step 2: Convert to fraction form
    121,642,760.88/182,448,924.24 = 39,754,788.60/x
  3. Step 3: Cross multiply
    121,642,760.88x = 182,448,924.24 × 39,754,788.60
  4. Step 4: Simplify right side
    121,642,760.88x = 7,253,218,413,458,616
  5. Step 5: Solve for x
    x = 7,253,218,413,458,616/121,642,760.88
  6. Step 6: Final answer
    x = 59,627,209.72

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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.