Finding the Fourth Proportional to 4,611,978,163.80, 6,917,967,245.70 and 4,397,701,152.60
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Solution
The fourth proportional to 4,611,978,163.80, 6,917,967,245.70 and 4,397,701,152.60 is: 6,596,551,728.90
Step by Step Solution
- Step 1: Write the proportion equation
4,611,978,163.80 : 6,917,967,245.70 = 4,397,701,152.60 : x - Step 2: Convert to fraction form
4,611,978,163.80/6,917,967,245.70 = 4,397,701,152.60/x - Step 3: Cross multiply
4,611,978,163.80x = 6,917,967,245.70 × 4,397,701,152.60 - Step 4: Simplify right side
4,611,978,163.80x = 30,423,152,530,063,937,536 - Step 5: Solve for x
x = 30,423,152,530,063,937,536/4,611,978,163.80 - Step 6: Final answer
x = 6,596,551,728.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.