Finding the Fourth Proportional to 90,171,743,310.19, 124,479,372,093.22 and 52,102,586,403.96
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Solution
The fourth proportional to 90,171,743,310.19, 124,479,372,093.22 and 52,102,586,403.96 is: 71,926,049,135.88
Step by Step Solution
- Step 1: Write the proportion equation
90,171,743,310.19 : 124,479,372,093.22 = 52,102,586,403.96 : x - Step 2: Convert to fraction form
90,171,743,310.19/124,479,372,093.22 = 52,102,586,403.96/x - Step 3: Cross multiply
90,171,743,310.19x = 124,479,372,093.22 × 52,102,586,403.96 - Step 4: Simplify right side
90,171,743,310.19x = 6,485,697,239,997,184,212,992 - Step 5: Solve for x
x = 6,485,697,239,997,184,212,992/90,171,743,310.19 - Step 6: Final answer
x = 71,926,049,135.88
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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.