Home / 662,189,836.70-993,251,736.15-247,636,180.54

Finding the Fourth Proportional to 662,189,836.70, 993,251,736.15 and 247,636,180.54

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Solution

The fourth proportional to 662,189,836.70, 993,251,736.15 and 247,636,180.54 is: 371,441,922.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,189,836.70 : 993,251,736.15 = 247,636,180.54 : x
  2. Step 2: Convert to fraction form
    662,189,836.70/993,251,736.15 = 247,636,180.54/x
  3. Step 3: Cross multiply
    662,189,836.70x = 993,251,736.15 × 247,636,180.54
  4. Step 4: Simplify right side
    662,189,836.70x = 245,965,066,254,909,824
  5. Step 5: Solve for x
    x = 245,965,066,254,909,824/662,189,836.70
  6. Step 6: Final answer
    x = 371,441,922.88

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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.