Home / 65,707,667.85-98,553,971.75-17,190,203.61

Finding the Fourth Proportional to 65,707,667.85, 98,553,971.75 and 17,190,203.61

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Solution

The fourth proportional to 65,707,667.85, 98,553,971.75 and 17,190,203.61 is: 25,783,335.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,707,667.85 : 98,553,971.75 = 17,190,203.61 : x
  2. Step 2: Convert to fraction form
    65,707,667.85/98,553,971.75 = 17,190,203.61/x
  3. Step 3: Cross multiply
    65,707,667.85x = 98,553,971.75 × 17,190,203.61
  4. Step 4: Simplify right side
    65,707,667.85x = 1,694,162,840,870,737
  5. Step 5: Solve for x
    x = 1,694,162,840,870,737/65,707,667.85
  6. Step 6: Final answer
    x = 25,783,335.44

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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.