Home / 122,441,064.24-168,968,669.52-67,436,920.80

Finding the Fourth Proportional to 122,441,064.24, 168,968,669.52 and 67,436,920.80

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Solution

The fourth proportional to 122,441,064.24, 168,968,669.52 and 67,436,920.80 is: 93,062,951.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,441,064.24 : 168,968,669.52 = 67,436,920.80 : x
  2. Step 2: Convert to fraction form
    122,441,064.24/168,968,669.52 = 67,436,920.80/x
  3. Step 3: Cross multiply
    122,441,064.24x = 168,968,669.52 × 67,436,920.80
  4. Step 4: Simplify right side
    122,441,064.24x = 11,394,726,784,101,614
  5. Step 5: Solve for x
    x = 11,394,726,784,101,614/122,441,064.24
  6. Step 6: Final answer
    x = 93,062,951.18

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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.