Finding the Fourth Proportional to 5,585,325,786.20, 8,377,988,679.30 and 2,476,608,512.60
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Solution
The fourth proportional to 5,585,325,786.20, 8,377,988,679.30 and 2,476,608,512.60 is: 3,714,912,768.90
Step by Step Solution
- Step 1: Write the proportion equation
5,585,325,786.20 : 8,377,988,679.30 = 2,476,608,512.60 : x - Step 2: Convert to fraction form
5,585,325,786.20/8,377,988,679.30 = 2,476,608,512.60/x - Step 3: Cross multiply
5,585,325,786.20x = 8,377,988,679.30 × 2,476,608,512.60 - Step 4: Simplify right side
5,585,325,786.20x = 20,748,998,081,620,811,776 - Step 5: Solve for x
x = 20,748,998,081,620,811,776/5,585,325,786.20 - Step 6: Final answer
x = 3,714,912,768.90
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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.