Home / 50,701,134.20-76,138,734.38-31,120,241.97

Finding the Fourth Proportional to 50,701,134.20, 76,138,734.38 and 31,120,241.97

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Solution

The fourth proportional to 50,701,134.20, 76,138,734.38 and 31,120,241.97 is: 46,733,783.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,701,134.20 : 76,138,734.38 = 31,120,241.97 : x
  2. Step 2: Convert to fraction form
    50,701,134.20/76,138,734.38 = 31,120,241.97/x
  3. Step 3: Cross multiply
    50,701,134.20x = 76,138,734.38 × 31,120,241.97
  4. Step 4: Simplify right side
    50,701,134.20x = 2,369,455,836,896,796.50
  5. Step 5: Solve for x
    x = 2,369,455,836,896,796.50/50,701,134.20
  6. Step 6: Final answer
    x = 46,733,783.65

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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.