Finding the Fourth Proportional to 2,836,944,136.80, 4,255,416,205.20 and 1,748,552,968.80
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Solution
The fourth proportional to 2,836,944,136.80, 4,255,416,205.20 and 1,748,552,968.80 is: 2,622,829,453.20
Step by Step Solution
- Step 1: Write the proportion equation
2,836,944,136.80 : 4,255,416,205.20 = 1,748,552,968.80 : x - Step 2: Convert to fraction form
2,836,944,136.80/4,255,416,205.20 = 1,748,552,968.80/x - Step 3: Cross multiply
2,836,944,136.80x = 4,255,416,205.20 × 1,748,552,968.80 - Step 4: Simplify right side
2,836,944,136.80x = 7,440,820,639,082,089,472 - Step 5: Solve for x
x = 7,440,820,639,082,089,472/2,836,944,136.80 - Step 6: Final answer
x = 2,622,829,453.20
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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.