Finding the Fourth Proportional to 89,676,742.70, 134,515,114.05 and 44,327,110.70
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Solution
The fourth proportional to 89,676,742.70, 134,515,114.05 and 44,327,110.70 is: 66,490,666.05
Step by Step Solution
- Step 1: Write the proportion equation
89,676,742.70 : 134,515,114.05 = 44,327,110.70 : x - Step 2: Convert to fraction form
89,676,742.70/134,515,114.05 = 44,327,110.70/x - Step 3: Cross multiply
89,676,742.70x = 134,515,114.05 × 44,327,110.70 - Step 4: Simplify right side
89,676,742.70x = 5,962,666,351,317,476 - Step 5: Solve for x
x = 5,962,666,351,317,476/89,676,742.70 - Step 6: Final answer
x = 66,490,666.05
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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.