Finding the Fourth Proportional to 9,074,129,241.70, 13,611,193,862.55 and 2,180,985,177.70
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Solution
The fourth proportional to 9,074,129,241.70, 13,611,193,862.55 and 2,180,985,177.70 is: 3,271,477,766.55
Step by Step Solution
- Step 1: Write the proportion equation
9,074,129,241.70 : 13,611,193,862.55 = 2,180,985,177.70 : x - Step 2: Convert to fraction form
9,074,129,241.70/13,611,193,862.55 = 2,180,985,177.70/x - Step 3: Cross multiply
9,074,129,241.70x = 13,611,193,862.55 × 2,180,985,177.70 - Step 4: Simplify right side
9,074,129,241.70x = 29,685,812,065,022,758,912 - Step 5: Solve for x
x = 29,685,812,065,022,758,912/9,074,129,241.70 - Step 6: Final answer
x = 3,271,477,766.55
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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.