Finding the Fourth Proportional to 3,844,487,266,997.60, 5,305,396,354,822 and 2,086,637,166,265.60
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Solution
The fourth proportional to 3,844,487,266,997.60, 5,305,396,354,822 and 2,086,637,166,265.60 is: 2,879,561,420,523.89
Step by Step Solution
- Step 1: Write the proportion equation
3,844,487,266,997.60 : 5,305,396,354,822 = 2,086,637,166,265.60 : x - Step 2: Convert to fraction form
3,844,487,266,997.60/5,305,396,354,822 = 2,086,637,166,265.60/x - Step 3: Cross multiply
3,844,487,266,997.60x = 5,305,396,354,822 × 2,086,637,166,265.60 - Step 4: Simplify right side
3,844,487,266,997.60x = 11,070,437,215,741,623,090,020,352 - Step 5: Solve for x
x = 11,070,437,215,741,623,090,020,352/3,844,487,266,997.60 - Step 6: Final answer
x = 2,879,561,420,523.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.