Home / 217,749,583.92-300,292,580.16-158,919,063.60

Finding the Fourth Proportional to 217,749,583.92, 300,292,580.16 and 158,919,063.60

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Solution

The fourth proportional to 217,749,583.92, 300,292,580.16 and 158,919,063.60 is: 219,160,995.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,749,583.92 : 300,292,580.16 = 158,919,063.60 : x
  2. Step 2: Convert to fraction form
    217,749,583.92/300,292,580.16 = 158,919,063.60/x
  3. Step 3: Cross multiply
    217,749,583.92x = 300,292,580.16 × 158,919,063.60
  4. Step 4: Simplify right side
    217,749,583.92x = 47,722,215,645,055,144
  5. Step 5: Solve for x
    x = 47,722,215,645,055,144/217,749,583.92
  6. Step 6: Final answer
    x = 219,160,995.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.