Finding the Fourth Proportional to 5,350,147,232.40, 8,025,220,848.60 and 3,490,528,885.20
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Solution
The fourth proportional to 5,350,147,232.40, 8,025,220,848.60 and 3,490,528,885.20 is: 5,235,793,327.80
Step by Step Solution
- Step 1: Write the proportion equation
5,350,147,232.40 : 8,025,220,848.60 = 3,490,528,885.20 : x - Step 2: Convert to fraction form
5,350,147,232.40/8,025,220,848.60 = 3,490,528,885.20/x - Step 3: Cross multiply
5,350,147,232.40x = 8,025,220,848.60 × 3,490,528,885.20 - Step 4: Simplify right side
5,350,147,232.40x = 28,012,265,182,147,555,328 - Step 5: Solve for x
x = 28,012,265,182,147,555,328/5,350,147,232.40 - Step 6: Final answer
x = 5,235,793,327.80
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Double scale
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Similar ratio
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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.