Home / 99,344,953.44-137,100,544.92-55,294,768.80

Finding the Fourth Proportional to 99,344,953.44, 137,100,544.92 and 55,294,768.80

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Solution

The fourth proportional to 99,344,953.44, 137,100,544.92 and 55,294,768.80 is: 76,309,290.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,344,953.44 : 137,100,544.92 = 55,294,768.80 : x
  2. Step 2: Convert to fraction form
    99,344,953.44/137,100,544.92 = 55,294,768.80/x
  3. Step 3: Cross multiply
    99,344,953.44x = 137,100,544.92 × 55,294,768.80
  4. Step 4: Simplify right side
    99,344,953.44x = 7,580,942,933,705,413
  5. Step 5: Solve for x
    x = 7,580,942,933,705,413/99,344,953.44
  6. Step 6: Final answer
    x = 76,309,290.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.