Home / 49,228,231.60-73,908,832.20-28,778,906.80

Finding the Fourth Proportional to 49,228,231.60, 73,908,832.20 and 28,778,906.80

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Solution

The fourth proportional to 49,228,231.60, 73,908,832.20 and 28,778,906.80 is: 43,207,227.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,228,231.60 : 73,908,832.20 = 28,778,906.80 : x
  2. Step 2: Convert to fraction form
    49,228,231.60/73,908,832.20 = 28,778,906.80/x
  3. Step 3: Cross multiply
    49,228,231.60x = 73,908,832.20 × 28,778,906.80
  4. Step 4: Simplify right side
    49,228,231.60x = 2,127,015,393,580,639
  5. Step 5: Solve for x
    x = 2,127,015,393,580,639/49,228,231.60
  6. Step 6: Final answer
    x = 43,207,227.33

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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.