Home / 127,634,198.80-191,455,192.68-49,907,998.48

Finding the Fourth Proportional to 127,634,198.80, 191,455,192.68 and 49,907,998.48

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Solution

The fourth proportional to 127,634,198.80, 191,455,192.68 and 49,907,998.48 is: 74,863,520.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,634,198.80 : 191,455,192.68 = 49,907,998.48 : x
  2. Step 2: Convert to fraction form
    127,634,198.80/191,455,192.68 = 49,907,998.48/x
  3. Step 3: Cross multiply
    127,634,198.80x = 191,455,192.68 × 49,907,998.48
  4. Step 4: Simplify right side
    127,634,198.80x = 9,555,145,465,261,546
  5. Step 5: Solve for x
    x = 9,555,145,465,261,546/127,634,198.80
  6. Step 6: Final answer
    x = 74,863,520.55

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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.