Home / 654,826,928.58-982,251,021.78-188,494,536.96

Finding the Fourth Proportional to 654,826,928.58, 982,251,021.78 and 188,494,536.96

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Solution

The fourth proportional to 654,826,928.58, 982,251,021.78 and 188,494,536.96 is: 282,744,865.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,826,928.58 : 982,251,021.78 = 188,494,536.96 : x
  2. Step 2: Convert to fraction form
    654,826,928.58/982,251,021.78 = 188,494,536.96/x
  3. Step 3: Cross multiply
    654,826,928.58x = 982,251,021.78 × 188,494,536.96
  4. Step 4: Simplify right side
    654,826,928.58x = 185,148,951,528,907,968
  5. Step 5: Solve for x
    x = 185,148,951,528,907,968/654,826,928.58
  6. Step 6: Final answer
    x = 282,744,865.01

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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.