Home / 187,398,694.20-280,724,793.30-164,954,047.80

Finding the Fourth Proportional to 187,398,694.20, 280,724,793.30 and 164,954,047.80

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Solution

The fourth proportional to 187,398,694.20, 280,724,793.30 and 164,954,047.80 is: 247,102,527.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,398,694.20 : 280,724,793.30 = 164,954,047.80 : x
  2. Step 2: Convert to fraction form
    187,398,694.20/280,724,793.30 = 164,954,047.80/x
  3. Step 3: Cross multiply
    187,398,694.20x = 280,724,793.30 × 164,954,047.80
  4. Step 4: Simplify right side
    187,398,694.20x = 46,306,690,972,653,328
  5. Step 5: Solve for x
    x = 46,306,690,972,653,328/187,398,694.20
  6. Step 6: Final answer
    x = 247,102,527.42

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.