Home / 50,300,998.20-75,451,497.30-28,777,637.70

Finding the Fourth Proportional to 50,300,998.20, 75,451,497.30 and 28,777,637.70

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Solution

The fourth proportional to 50,300,998.20, 75,451,497.30 and 28,777,637.70 is: 43,166,456.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,300,998.20 : 75,451,497.30 = 28,777,637.70 : x
  2. Step 2: Convert to fraction form
    50,300,998.20/75,451,497.30 = 28,777,637.70/x
  3. Step 3: Cross multiply
    50,300,998.20x = 75,451,497.30 × 28,777,637.70
  4. Step 4: Simplify right side
    50,300,998.20x = 2,171,315,853,221,928
  5. Step 5: Solve for x
    x = 2,171,315,853,221,928/50,300,998.20
  6. Step 6: Final answer
    x = 43,166,456.55

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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.