Home / 146,707,831.35-220,061,747.03-103,661,110.35

Finding the Fourth Proportional to 146,707,831.35, 220,061,747.03 and 103,661,110.35

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Solution

The fourth proportional to 146,707,831.35, 220,061,747.03 and 103,661,110.35 is: 155,491,665.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,707,831.35 : 220,061,747.03 = 103,661,110.35 : x
  2. Step 2: Convert to fraction form
    146,707,831.35/220,061,747.03 = 103,661,110.35/x
  3. Step 3: Cross multiply
    146,707,831.35x = 220,061,747.03 × 103,661,110.35
  4. Step 4: Simplify right side
    146,707,831.35x = 22,811,845,042,172,308
  5. Step 5: Solve for x
    x = 22,811,845,042,172,308/146,707,831.35
  6. Step 6: Final answer
    x = 155,491,665.53

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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.