Home / 80,053,390.60-110,473,626.42-43,383,961.72

Finding the Fourth Proportional to 80,053,390.60, 110,473,626.42 and 43,383,961.72

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Solution

The fourth proportional to 80,053,390.60, 110,473,626.42 and 43,383,961.72 is: 59,869,838.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,053,390.60 : 110,473,626.42 = 43,383,961.72 : x
  2. Step 2: Convert to fraction form
    80,053,390.60/110,473,626.42 = 43,383,961.72/x
  3. Step 3: Cross multiply
    80,053,390.60x = 110,473,626.42 × 43,383,961.72
  4. Step 4: Simplify right side
    80,053,390.60x = 4,792,783,579,674,861
  5. Step 5: Solve for x
    x = 4,792,783,579,674,861/80,053,390.60
  6. Step 6: Final answer
    x = 59,869,838.66

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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.