Finding the Fourth Proportional to 252,010,161,277.70, 378,015,241,916.55 and 252,010,161,277.70
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Solution
The fourth proportional to 252,010,161,277.70, 378,015,241,916.55 and 252,010,161,277.70 is: 378,015,241,916.55
Step by Step Solution
- Step 1: Write the proportion equation
252,010,161,277.70 : 378,015,241,916.55 = 252,010,161,277.70 : x - Step 2: Convert to fraction form
252,010,161,277.70/378,015,241,916.55 = 252,010,161,277.70/x - Step 3: Cross multiply
252,010,161,277.70x = 378,015,241,916.55 × 252,010,161,277.70 - Step 4: Simplify right side
252,010,161,277.70x = 95,263,682,080,818,551,848,960 - Step 5: Solve for x
x = 95,263,682,080,818,551,848,960/252,010,161,277.70 - Step 6: Final answer
x = 378,015,241,916.55
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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.