Home / 449,394,659,078.39-620,210,852,456.86-273,423,617,761.32

Finding the Fourth Proportional to 449,394,659,078.39, 620,210,852,456.86 and 273,423,617,761.32

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Solution

The fourth proportional to 449,394,659,078.39, 620,210,852,456.86 and 273,423,617,761.32 is: 377,352,715,765.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,394,659,078.39 : 620,210,852,456.86 = 273,423,617,761.32 : x
  2. Step 2: Convert to fraction form
    449,394,659,078.39/620,210,852,456.86 = 273,423,617,761.32/x
  3. Step 3: Cross multiply
    449,394,659,078.39x = 620,210,852,456.86 × 273,423,617,761.32
  4. Step 4: Simplify right side
    449,394,659,078.39x = 169,580,295,053,586,915,655,680
  5. Step 5: Solve for x
    x = 169,580,295,053,586,915,655,680/449,394,659,078.39
  6. Step 6: Final answer
    x = 377,352,715,765.16

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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.