Home / 217,599,336.88-300,292,469.76-118,485,517.84

Finding the Fourth Proportional to 217,599,336.88, 300,292,469.76 and 118,485,517.84

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Solution

The fourth proportional to 217,599,336.88, 300,292,469.76 and 118,485,517.84 is: 163,512,946.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,599,336.88 : 300,292,469.76 = 118,485,517.84 : x
  2. Step 2: Convert to fraction form
    217,599,336.88/300,292,469.76 = 118,485,517.84/x
  3. Step 3: Cross multiply
    217,599,336.88x = 300,292,469.76 × 118,485,517.84
  4. Step 4: Simplify right side
    217,599,336.88x = 35,580,308,782,966,140
  5. Step 5: Solve for x
    x = 35,580,308,782,966,140/217,599,336.88
  6. Step 6: Final answer
    x = 163,512,946.74

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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.