Finding the Fourth Proportional to 9,657,841,316.80, 14,486,761,975.20 and 4,760,081,060.80
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Solution
The fourth proportional to 9,657,841,316.80, 14,486,761,975.20 and 4,760,081,060.80 is: 7,140,121,591.20
Step by Step Solution
- Step 1: Write the proportion equation
9,657,841,316.80 : 14,486,761,975.20 = 4,760,081,060.80 : x - Step 2: Convert to fraction form
9,657,841,316.80/14,486,761,975.20 = 4,760,081,060.80/x - Step 3: Cross multiply
9,657,841,316.80x = 14,486,761,975.20 × 4,760,081,060.80 - Step 4: Simplify right side
9,657,841,316.80x = 68,958,161,310,467,129,344 - Step 5: Solve for x
x = 68,958,161,310,467,129,344/9,657,841,316.80 - Step 6: Final answer
x = 7,140,121,591.20
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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.