Home / 270,030,874.38-372,634,971.39-158,519,923.98

Finding the Fourth Proportional to 270,030,874.38, 372,634,971.39 and 158,519,923.98

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Solution

The fourth proportional to 270,030,874.38, 372,634,971.39 and 158,519,923.98 is: 218,753,012.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,030,874.38 : 372,634,971.39 = 158,519,923.98 : x
  2. Step 2: Convert to fraction form
    270,030,874.38/372,634,971.39 = 158,519,923.98/x
  3. Step 3: Cross multiply
    270,030,874.38x = 372,634,971.39 × 158,519,923.98
  4. Step 4: Simplify right side
    270,030,874.38x = 59,070,067,337,032,272
  5. Step 5: Solve for x
    x = 59,070,067,337,032,272/270,030,874.38
  6. Step 6: Final answer
    x = 218,753,012.86

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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.