Home / 269,256,777.90-371,511,067.74-163,407,847.10

Finding the Fourth Proportional to 269,256,777.90, 371,511,067.74 and 163,407,847.10

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Solution

The fourth proportional to 269,256,777.90, 371,511,067.74 and 163,407,847.10 is: 225,464,421.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,256,777.90 : 371,511,067.74 = 163,407,847.10 : x
  2. Step 2: Convert to fraction form
    269,256,777.90/371,511,067.74 = 163,407,847.10/x
  3. Step 3: Cross multiply
    269,256,777.90x = 371,511,067.74 × 163,407,847.10
  4. Step 4: Simplify right side
    269,256,777.90x = 60,707,823,751,358,112
  5. Step 5: Solve for x
    x = 60,707,823,751,358,112/269,256,777.90
  6. Step 6: Final answer
    x = 225,464,421.82

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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.