Home / 45,358,910.80-68,038,366.20-43,469,342.80

Finding the Fourth Proportional to 45,358,910.80, 68,038,366.20 and 43,469,342.80

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Solution

The fourth proportional to 45,358,910.80, 68,038,366.20 and 43,469,342.80 is: 65,204,014.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,358,910.80 : 68,038,366.20 = 43,469,342.80 : x
  2. Step 2: Convert to fraction form
    45,358,910.80/68,038,366.20 = 43,469,342.80/x
  3. Step 3: Cross multiply
    45,358,910.80x = 68,038,366.20 × 43,469,342.80
  4. Step 4: Simplify right side
    45,358,910.80x = 2,957,583,063,899,733.50
  5. Step 5: Solve for x
    x = 2,957,583,063,899,733.50/45,358,910.80
  6. Step 6: Final answer
    x = 65,204,014.20

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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.