Finding the Fourth Proportional to 47,517,993,778.80, 71,195,361,330.60 and 22,621,045,810.80
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Solution
The fourth proportional to 47,517,993,778.80, 71,195,361,330.60 and 22,621,045,810.80 is: 33,892,708,889.88
Step by Step Solution
- Step 1: Write the proportion equation
47,517,993,778.80 : 71,195,361,330.60 = 22,621,045,810.80 : x - Step 2: Convert to fraction form
47,517,993,778.80/71,195,361,330.60 = 22,621,045,810.80/x - Step 3: Cross multiply
47,517,993,778.80x = 71,195,361,330.60 × 22,621,045,810.80 - Step 4: Simplify right side
47,517,993,778.80x = 1,610,513,530,175,961,432,064 - Step 5: Solve for x
x = 1,610,513,530,175,961,432,064/47,517,993,778.80 - Step 6: Final answer
x = 33,892,708,889.88
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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.