Finding the Fourth Proportional to 359,700,334,770.12, 496,387,044,546.30 and 197,094,144,229.08
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Solution
The fourth proportional to 359,700,334,770.12, 496,387,044,546.30 and 197,094,144,229.08 is: 271,990,238,245.90
Step by Step Solution
- Step 1: Write the proportion equation
359,700,334,770.12 : 496,387,044,546.30 = 197,094,144,229.08 : x - Step 2: Convert to fraction form
359,700,334,770.12/496,387,044,546.30 = 197,094,144,229.08/x - Step 3: Cross multiply
359,700,334,770.12x = 496,387,044,546.30 × 197,094,144,229.08 - Step 4: Simplify right side
359,700,334,770.12x = 97,834,979,751,255,202,594,816 - Step 5: Solve for x
x = 97,834,979,751,255,202,594,816/359,700,334,770.12 - Step 6: Final answer
x = 271,990,238,245.90
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1.5x scale
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.