Finding the Fourth Proportional to 814,879,246.05, 1,222,318,869.08 and 814,879,246.05
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Solution
The fourth proportional to 814,879,246.05, 1,222,318,869.08 and 814,879,246.05 is: 1,222,318,869.08
Step by Step Solution
- Step 1: Write the proportion equation
814,879,246.05 : 1,222,318,869.08 = 814,879,246.05 : x - Step 2: Convert to fraction form
814,879,246.05/1,222,318,869.08 = 814,879,246.05/x - Step 3: Cross multiply
814,879,246.05x = 1,222,318,869.08 × 814,879,246.05 - Step 4: Simplify right side
814,879,246.05x = 996,042,278,464,524,672 - Step 5: Solve for x
x = 996,042,278,464,524,672/814,879,246.05 - Step 6: Final answer
x = 1,222,318,869.08
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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.