Finding the Fourth Proportional to 25,261,078,251,221, 34,860,492,668,957 and 13,998,320,202,279
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Solution
The fourth proportional to 25,261,078,251,221, 34,860,492,668,957 and 13,998,320,202,279 is: 19,317,795,302,964.66
Step by Step Solution
- Step 1: Write the proportion equation
25,261,078,251,221 : 34,860,492,668,957 = 13,998,320,202,279 : x - Step 2: Convert to fraction form
25,261,078,251,221/34,860,492,668,957 = 13,998,320,202,279/x - Step 3: Cross multiply
25,261,078,251,221x = 34,860,492,668,957 × 13,998,320,202,279 - Step 4: Simplify right side
25,261,078,251,221x = 487,988,338,789,259,719,586,349,056 - Step 5: Solve for x
x = 487,988,338,789,259,719,586,349,056/25,261,078,251,221 - Step 6: Final answer
x = 19,317,795,302,964.66
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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.