Home / 76,218,664.52-114,270,143.33-39,290,761.28

Finding the Fourth Proportional to 76,218,664.52, 114,270,143.33 and 39,290,761.28

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Solution

The fourth proportional to 76,218,664.52, 114,270,143.33 and 39,290,761.28 is: 58,906,318.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,218,664.52 : 114,270,143.33 = 39,290,761.28 : x
  2. Step 2: Convert to fraction form
    76,218,664.52/114,270,143.33 = 39,290,761.28/x
  3. Step 3: Cross multiply
    76,218,664.52x = 114,270,143.33 × 39,290,761.28
  4. Step 4: Simplify right side
    76,218,664.52x = 4,489,760,922,242,609.50
  5. Step 5: Solve for x
    x = 4,489,760,922,242,609.50/76,218,664.52
  6. Step 6: Final answer
    x = 58,906,318.43

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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.