Finding the Fourth Proportional to 3,452,955,730.80, 5,179,433,596.20 and 2,418,984,121.20
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Solution
The fourth proportional to 3,452,955,730.80, 5,179,433,596.20 and 2,418,984,121.20 is: 3,628,476,181.80
Step by Step Solution
- Step 1: Write the proportion equation
3,452,955,730.80 : 5,179,433,596.20 = 2,418,984,121.20 : x - Step 2: Convert to fraction form
3,452,955,730.80/5,179,433,596.20 = 2,418,984,121.20/x - Step 3: Cross multiply
3,452,955,730.80x = 5,179,433,596.20 × 2,418,984,121.20 - Step 4: Simplify right side
3,452,955,730.80x = 12,528,967,626,017,611,776 - Step 5: Solve for x
x = 12,528,967,626,017,611,776/3,452,955,730.80 - Step 6: Final answer
x = 3,628,476,181.80
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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.