Home / 262,976,058.14-394,517,887.41-90,430,462.94

Finding the Fourth Proportional to 262,976,058.14, 394,517,887.41 and 90,430,462.94

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Solution

The fourth proportional to 262,976,058.14, 394,517,887.41 and 90,430,462.94 is: 135,664,194.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,976,058.14 : 394,517,887.41 = 90,430,462.94 : x
  2. Step 2: Convert to fraction form
    262,976,058.14/394,517,887.41 = 90,430,462.94/x
  3. Step 3: Cross multiply
    262,976,058.14x = 394,517,887.41 × 90,430,462.94
  4. Step 4: Simplify right side
    262,976,058.14x = 35,676,435,196,597,100
  5. Step 5: Solve for x
    x = 35,676,435,196,597,100/262,976,058.14
  6. Step 6: Final answer
    x = 135,664,194.87

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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.