Home / 113,603,520.80-170,231,865.58-67,454,509.52

Finding the Fourth Proportional to 113,603,520.80, 170,231,865.58 and 67,454,509.52

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Solution

The fourth proportional to 113,603,520.80, 170,231,865.58 and 67,454,509.52 is: 101,078,795.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,603,520.80 : 170,231,865.58 = 67,454,509.52 : x
  2. Step 2: Convert to fraction form
    113,603,520.80/170,231,865.58 = 67,454,509.52/x
  3. Step 3: Cross multiply
    113,603,520.80x = 170,231,865.58 × 67,454,509.52
  4. Step 4: Simplify right side
    113,603,520.80x = 11,482,906,997,373,470
  5. Step 5: Solve for x
    x = 11,482,906,997,373,470/113,603,520.80
  6. Step 6: Final answer
    x = 101,078,795.06

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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.