Finding the Fourth Proportional to 271,397,976.64, 374,755,398.64 and 251,704,129.12
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Solution
The fourth proportional to 271,397,976.64, 374,755,398.64 and 251,704,129.12 is: 347,561,475.64
Step by Step Solution
- Step 1: Write the proportion equation
271,397,976.64 : 374,755,398.64 = 251,704,129.12 : x - Step 2: Convert to fraction form
271,397,976.64/374,755,398.64 = 251,704,129.12/x - Step 3: Cross multiply
271,397,976.64x = 374,755,398.64 × 251,704,129.12 - Step 4: Simplify right side
271,397,976.64x = 94,327,481,247,699,632 - Step 5: Solve for x
x = 94,327,481,247,699,632/271,397,976.64 - Step 6: Final answer
x = 347,561,475.64
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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.