Finding the Fourth Proportional to 18,193,798,608.62, 27,291,253,880.43 and 6,241,883,306.76
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Solution
The fourth proportional to 18,193,798,608.62, 27,291,253,880.43 and 6,241,883,306.76 is: 9,363,015,700.09
Step by Step Solution
- Step 1: Write the proportion equation
18,193,798,608.62 : 27,291,253,880.43 = 6,241,883,306.76 : x - Step 2: Convert to fraction form
18,193,798,608.62/27,291,253,880.43 = 6,241,883,306.76/x - Step 3: Cross multiply
18,193,798,608.62x = 27,291,253,880.43 × 6,241,883,306.76 - Step 4: Simplify right side
18,193,798,608.62x = 170,348,822,016,805,109,760 - Step 5: Solve for x
x = 170,348,822,016,805,109,760/18,193,798,608.62 - Step 6: Final answer
x = 9,363,015,700.09
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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.