Home / 179,625,934.07-247,836,945.67-105,246,531.25

Finding the Fourth Proportional to 179,625,934.07, 247,836,945.67 and 105,246,531.25

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Solution

The fourth proportional to 179,625,934.07, 247,836,945.67 and 105,246,531.25 is: 145,212,766.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,625,934.07 : 247,836,945.67 = 105,246,531.25 : x
  2. Step 2: Convert to fraction form
    179,625,934.07/247,836,945.67 = 105,246,531.25/x
  3. Step 3: Cross multiply
    179,625,934.07x = 247,836,945.67 × 105,246,531.25
  4. Step 4: Simplify right side
    179,625,934.07x = 26,083,978,847,362,204
  5. Step 5: Solve for x
    x = 26,083,978,847,362,204/179,625,934.07
  6. Step 6: Final answer
    x = 145,212,766.64

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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.