Finding the Fourth Proportional to 202,212,000.05, 303,318,000.08 and 202,212,000.05
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Solution
The fourth proportional to 202,212,000.05, 303,318,000.08 and 202,212,000.05 is: 303,318,000.08
Step by Step Solution
- Step 1: Write the proportion equation
202,212,000.05 : 303,318,000.08 = 202,212,000.05 : x - Step 2: Convert to fraction form
202,212,000.05/303,318,000.08 = 202,212,000.05/x - Step 3: Cross multiply
202,212,000.05x = 303,318,000.08 × 202,212,000.05 - Step 4: Simplify right side
202,212,000.05x = 61,334,539,446,331,800 - Step 5: Solve for x
x = 61,334,539,446,331,800/202,212,000.05 - Step 6: Final answer
x = 303,318,000.08
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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.