Home / 101,042,274.87-139,437,527.09-58,659,766.92

Finding the Fourth Proportional to 101,042,274.87, 139,437,527.09 and 58,659,766.92

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Solution

The fourth proportional to 101,042,274.87, 139,437,527.09 and 58,659,766.92 is: 80,950,006.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,042,274.87 : 139,437,527.09 = 58,659,766.92 : x
  2. Step 2: Convert to fraction form
    101,042,274.87/139,437,527.09 = 58,659,766.92/x
  3. Step 3: Cross multiply
    101,042,274.87x = 139,437,527.09 × 58,659,766.92
  4. Step 4: Simplify right side
    101,042,274.87x = 8,179,372,838,707,288
  5. Step 5: Solve for x
    x = 8,179,372,838,707,288/101,042,274.87
  6. Step 6: Final answer
    x = 80,950,006.81

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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.