Finding the Fourth Proportional to 3,297,996,846.20, 4,946,995,269.30 and 2,971,479,495.80
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Solution
The fourth proportional to 3,297,996,846.20, 4,946,995,269.30 and 2,971,479,495.80 is: 4,457,219,243.70
Step by Step Solution
- Step 1: Write the proportion equation
3,297,996,846.20 : 4,946,995,269.30 = 2,971,479,495.80 : x - Step 2: Convert to fraction form
3,297,996,846.20/4,946,995,269.30 = 2,971,479,495.80/x - Step 3: Cross multiply
3,297,996,846.20x = 4,946,995,269.30 × 2,971,479,495.80 - Step 4: Simplify right side
3,297,996,846.20x = 14,699,895,008,544,550,912 - Step 5: Solve for x
x = 14,699,895,008,544,550,912/3,297,996,846.20 - Step 6: Final answer
x = 4,457,219,243.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.