Finding the Fourth Proportional to 18,366,314,136.60, 27,549,471,204.90 and 7,883,746,699.80
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Solution
The fourth proportional to 18,366,314,136.60, 27,549,471,204.90 and 7,883,746,699.80 is: 11,825,620,049.70
Step by Step Solution
- Step 1: Write the proportion equation
18,366,314,136.60 : 27,549,471,204.90 = 7,883,746,699.80 : x - Step 2: Convert to fraction form
18,366,314,136.60/27,549,471,204.90 = 7,883,746,699.80/x - Step 3: Cross multiply
18,366,314,136.60x = 27,549,471,204.90 × 7,883,746,699.80 - Step 4: Simplify right side
18,366,314,136.60x = 217,193,052,692,865,515,520 - Step 5: Solve for x
x = 217,193,052,692,865,515,520/18,366,314,136.60 - Step 6: Final answer
x = 11,825,620,049.70
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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.