Finding the Fourth Proportional to 5,212,170,245,899.60, 7,192,796,113,406 and 2,868,369,628,494.20
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Solution
The fourth proportional to 5,212,170,245,899.60, 7,192,796,113,406 and 2,868,369,628,494.20 is: 3,958,350,733,435.03
Step by Step Solution
- Step 1: Write the proportion equation
5,212,170,245,899.60 : 7,192,796,113,406 = 2,868,369,628,494.20 : x - Step 2: Convert to fraction form
5,212,170,245,899.60/7,192,796,113,406 = 2,868,369,628,494.20/x - Step 3: Cross multiply
5,212,170,245,899.60x = 7,192,796,113,406 × 2,868,369,628,494.20 - Step 4: Simplify right side
5,212,170,245,899.60x = 20,631,597,915,644,895,277,613,056 - Step 5: Solve for x
x = 20,631,597,915,644,895,277,613,056/5,212,170,245,899.60 - Step 6: Final answer
x = 3,958,350,733,435.03
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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.