Home / 73,512,143.80-110,268,215.70-30,367,007.80

Finding the Fourth Proportional to 73,512,143.80, 110,268,215.70 and 30,367,007.80

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Solution

The fourth proportional to 73,512,143.80, 110,268,215.70 and 30,367,007.80 is: 45,550,511.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,512,143.80 : 110,268,215.70 = 30,367,007.80 : x
  2. Step 2: Convert to fraction form
    73,512,143.80/110,268,215.70 = 30,367,007.80/x
  3. Step 3: Cross multiply
    73,512,143.80x = 110,268,215.70 × 30,367,007.80
  4. Step 4: Simplify right side
    73,512,143.80x = 3,348,515,766,253,982.50
  5. Step 5: Solve for x
    x = 3,348,515,766,253,982.50/73,512,143.80
  6. Step 6: Final answer
    x = 45,550,511.70

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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.