Home / 113,603,523.84-170,231,870.12-67,454,512.56

Finding the Fourth Proportional to 113,603,523.84, 170,231,870.12 and 67,454,512.56

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Solution

The fourth proportional to 113,603,523.84, 170,231,870.12 and 67,454,512.56 is: 101,078,799.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,603,523.84 : 170,231,870.12 = 67,454,512.56 : x
  2. Step 2: Convert to fraction form
    113,603,523.84/170,231,870.12 = 67,454,512.56/x
  3. Step 3: Cross multiply
    113,603,523.84x = 170,231,870.12 × 67,454,512.56
  4. Step 4: Simplify right side
    113,603,523.84x = 11,482,907,821,121,830
  5. Step 5: Solve for x
    x = 11,482,907,821,121,830/113,603,523.84
  6. Step 6: Final answer
    x = 101,078,799.61

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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.