Home / 169,464,078.82-254,294,189.24-71,086,975.28

Finding the Fourth Proportional to 169,464,078.82, 254,294,189.24 and 71,086,975.28

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Solution

The fourth proportional to 169,464,078.82, 254,294,189.24 and 71,086,975.28 is: 106,671,601.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,464,078.82 : 254,294,189.24 = 71,086,975.28 : x
  2. Step 2: Convert to fraction form
    169,464,078.82/254,294,189.24 = 71,086,975.28/x
  3. Step 3: Cross multiply
    169,464,078.82x = 254,294,189.24 × 71,086,975.28
  4. Step 4: Simplify right side
    169,464,078.82x = 18,077,004,743,678,220
  5. Step 5: Solve for x
    x = 18,077,004,743,678,220/169,464,078.82
  6. Step 6: Final answer
    x = 106,671,601.85

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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.