Home / 190,324,042.67-262,647,178.86-107,817,827.42

Finding the Fourth Proportional to 190,324,042.67, 262,647,178.86 and 107,817,827.42

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Solution

The fourth proportional to 190,324,042.67, 262,647,178.86 and 107,817,827.42 is: 148,788,601.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,324,042.67 : 262,647,178.86 = 107,817,827.42 : x
  2. Step 2: Convert to fraction form
    190,324,042.67/262,647,178.86 = 107,817,827.42/x
  3. Step 3: Cross multiply
    190,324,042.67x = 262,647,178.86 × 107,817,827.42
  4. Step 4: Simplify right side
    190,324,042.67x = 28,318,048,203,738,288
  5. Step 5: Solve for x
    x = 28,318,048,203,738,288/190,324,042.67
  6. Step 6: Final answer
    x = 148,788,601.83

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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.