Home / 192,802,447.80-266,067,074.70-105,882,319.80

Finding the Fourth Proportional to 192,802,447.80, 266,067,074.70 and 105,882,319.80

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Solution

The fourth proportional to 192,802,447.80, 266,067,074.70 and 105,882,319.80 is: 146,117,434.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,802,447.80 : 266,067,074.70 = 105,882,319.80 : x
  2. Step 2: Convert to fraction form
    192,802,447.80/266,067,074.70 = 105,882,319.80/x
  3. Step 3: Cross multiply
    192,802,447.80x = 266,067,074.70 × 105,882,319.80
  4. Step 4: Simplify right side
    192,802,447.80x = 28,171,799,091,635,888
  5. Step 5: Solve for x
    x = 28,171,799,091,635,888/192,802,447.80
  6. Step 6: Final answer
    x = 146,117,434.78

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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.