Home / 80,641,210.30-120,961,815.45-44,361,504.70

Finding the Fourth Proportional to 80,641,210.30, 120,961,815.45 and 44,361,504.70

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Solution

The fourth proportional to 80,641,210.30, 120,961,815.45 and 44,361,504.70 is: 66,542,257.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,641,210.30 : 120,961,815.45 = 44,361,504.70 : x
  2. Step 2: Convert to fraction form
    80,641,210.30/120,961,815.45 = 44,361,504.70/x
  3. Step 3: Cross multiply
    80,641,210.30x = 120,961,815.45 × 44,361,504.70
  4. Step 4: Simplify right side
    80,641,210.30x = 5,366,048,144,605,708
  5. Step 5: Solve for x
    x = 5,366,048,144,605,708/80,641,210.30
  6. Step 6: Final answer
    x = 66,542,257.05

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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.