Finding the Fourth Proportional to 6,373,971,685.90, 9,560,957,528.85 and 2,232,877,125.70
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Solution
The fourth proportional to 6,373,971,685.90, 9,560,957,528.85 and 2,232,877,125.70 is: 3,349,315,688.55
Step by Step Solution
- Step 1: Write the proportion equation
6,373,971,685.90 : 9,560,957,528.85 = 2,232,877,125.70 : x - Step 2: Convert to fraction form
6,373,971,685.90/9,560,957,528.85 = 2,232,877,125.70/x - Step 3: Cross multiply
6,373,971,685.90x = 9,560,957,528.85 × 2,232,877,125.70 - Step 4: Simplify right side
6,373,971,685.90x = 21,348,443,365,958,361,088 - Step 5: Solve for x
x = 21,348,443,365,958,361,088/6,373,971,685.90 - Step 6: Final answer
x = 3,349,315,688.55
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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.