Home / 154,204,734.37-231,307,888.89-51,969,657.73

Finding the Fourth Proportional to 154,204,734.37, 231,307,888.89 and 51,969,657.73

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Solution

The fourth proportional to 154,204,734.37, 231,307,888.89 and 51,969,657.73 is: 77,954,751.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,204,734.37 : 231,307,888.89 = 51,969,657.73 : x
  2. Step 2: Convert to fraction form
    154,204,734.37/231,307,888.89 = 51,969,657.73/x
  3. Step 3: Cross multiply
    154,204,734.37x = 231,307,888.89 × 51,969,657.73
  4. Step 4: Simplify right side
    154,204,734.37x = 12,020,991,815,862,168
  5. Step 5: Solve for x
    x = 12,020,991,815,862,168/154,204,734.37
  6. Step 6: Final answer
    x = 77,954,751.94

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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.