Home / 126,701,890.34-174,848,608.62-68,755,138.34

Finding the Fourth Proportional to 126,701,890.34, 174,848,608.62 and 68,755,138.34

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Solution

The fourth proportional to 126,701,890.34, 174,848,608.62 and 68,755,138.34 is: 94,882,090.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,701,890.34 : 174,848,608.62 = 68,755,138.34 : x
  2. Step 2: Convert to fraction form
    126,701,890.34/174,848,608.62 = 68,755,138.34/x
  3. Step 3: Cross multiply
    126,701,890.34x = 174,848,608.62 × 68,755,138.34
  4. Step 4: Simplify right side
    126,701,890.34x = 12,021,740,273,350,372
  5. Step 5: Solve for x
    x = 12,021,740,273,350,372/126,701,890.34
  6. Step 6: Final answer
    x = 94,882,090.88

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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.