Finding the Fourth Proportional to 3,476,651,570.70, 5,214,977,356.05 and 2,660,358,194.70
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Solution
The fourth proportional to 3,476,651,570.70, 5,214,977,356.05 and 2,660,358,194.70 is: 3,990,537,292.05
Step by Step Solution
- Step 1: Write the proportion equation
3,476,651,570.70 : 5,214,977,356.05 = 2,660,358,194.70 : x - Step 2: Convert to fraction form
3,476,651,570.70/5,214,977,356.05 = 2,660,358,194.70/x - Step 3: Cross multiply
3,476,651,570.70x = 5,214,977,356.05 × 2,660,358,194.70 - Step 4: Simplify right side
3,476,651,570.70x = 13,873,707,744,342,556,672 - Step 5: Solve for x
x = 13,873,707,744,342,556,672/3,476,651,570.70 - Step 6: Final answer
x = 3,990,537,292.05
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Double scale
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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.