Finding the Fourth Proportional to 3,195,220,199.40, 4,792,830,299.10 and 2,093,224,141.80
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Solution
The fourth proportional to 3,195,220,199.40, 4,792,830,299.10 and 2,093,224,141.80 is: 3,139,836,212.70
Step by Step Solution
- Step 1: Write the proportion equation
3,195,220,199.40 : 4,792,830,299.10 = 2,093,224,141.80 : x - Step 2: Convert to fraction form
3,195,220,199.40/4,792,830,299.10 = 2,093,224,141.80/x - Step 3: Cross multiply
3,195,220,199.40x = 4,792,830,299.10 × 2,093,224,141.80 - Step 4: Simplify right side
3,195,220,199.40x = 10,032,468,089,626,636,288 - Step 5: Solve for x
x = 10,032,468,089,626,636,288/3,195,220,199.40 - Step 6: Final answer
x = 3,139,836,212.70
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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.