Home / 114,758,120,926.15-158,416,994,723.82-74,132,845,187.54

Finding the Fourth Proportional to 114,758,120,926.15, 158,416,994,723.82 and 74,132,845,187.54

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Solution

The fourth proportional to 114,758,120,926.15, 158,416,994,723.82 and 74,132,845,187.54 is: 102,336,134,908.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,758,120,926.15 : 158,416,994,723.82 = 74,132,845,187.54 : x
  2. Step 2: Convert to fraction form
    114,758,120,926.15/158,416,994,723.82 = 74,132,845,187.54/x
  3. Step 3: Cross multiply
    114,758,120,926.15x = 158,416,994,723.82 × 74,132,845,187.54
  4. Step 4: Simplify right side
    114,758,120,926.15x = 11,743,902,544,936,606,629,888
  5. Step 5: Solve for x
    x = 11,743,902,544,936,606,629,888/114,758,120,926.15
  6. Step 6: Final answer
    x = 102,336,134,908.43

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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.