Finding the Fourth Proportional to 2,265,845,623.49, 3,104,219,578.84 and 2,180,922,241.04
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Solution
The fourth proportional to 2,265,845,623.49, 3,104,219,578.84 and 2,180,922,241.04 is: 2,987,874,129.80
Step by Step Solution
- Step 1: Write the proportion equation
2,265,845,623.49 : 3,104,219,578.84 = 2,180,922,241.04 : x - Step 2: Convert to fraction form
2,265,845,623.49/3,104,219,578.84 = 2,180,922,241.04/x - Step 3: Cross multiply
2,265,845,623.49x = 3,104,219,578.84 × 2,180,922,241.04 - Step 4: Simplify right side
2,265,845,623.49x = 6,770,061,520,554,800,128 - Step 5: Solve for x
x = 6,770,061,520,554,800,128/2,265,845,623.49 - Step 6: Final answer
x = 2,987,874,129.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.