Finding the Fourth Proportional to 17,866,278,710, 24,610,058,906.64 and 13,629,835,670.48
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Solution
The fourth proportional to 17,866,278,710, 24,610,058,906.64 and 13,629,835,670.48 is: 18,774,534,092.02
Step by Step Solution
- Step 1: Write the proportion equation
17,866,278,710 : 24,610,058,906.64 = 13,629,835,670.48 : x - Step 2: Convert to fraction form
17,866,278,710/24,610,058,906.64 = 13,629,835,670.48/x - Step 3: Cross multiply
17,866,278,710x = 24,610,058,906.64 × 13,629,835,670.48 - Step 4: Simplify right side
17,866,278,710x = 335,431,058,738,335,907,840 - Step 5: Solve for x
x = 335,431,058,738,335,907,840/17,866,278,710 - Step 6: Final answer
x = 18,774,534,092.02
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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.