Home / 269,715,340.42-372,207,170.25-145,956,017.54

Finding the Fourth Proportional to 269,715,340.42, 372,207,170.25 and 145,956,017.54

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Solution

The fourth proportional to 269,715,340.42, 372,207,170.25 and 145,956,017.54 is: 201,419,304.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,715,340.42 : 372,207,170.25 = 145,956,017.54 : x
  2. Step 2: Convert to fraction form
    269,715,340.42/372,207,170.25 = 145,956,017.54/x
  3. Step 3: Cross multiply
    269,715,340.42x = 372,207,170.25 × 145,956,017.54
  4. Step 4: Simplify right side
    269,715,340.42x = 54,325,876,270,453,280
  5. Step 5: Solve for x
    x = 54,325,876,270,453,280/269,715,340.42
  6. Step 6: Final answer
    x = 201,419,304.47

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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.