Finding the Fourth Proportional to 66,843,468,135.70, 100,265,202,203.55 and 66,843,468,135.70
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Solution
The fourth proportional to 66,843,468,135.70, 100,265,202,203.55 and 66,843,468,135.70 is: 100,265,202,203.55
Step by Step Solution
- Step 1: Write the proportion equation
66,843,468,135.70 : 100,265,202,203.55 = 66,843,468,135.70 : x - Step 2: Convert to fraction form
66,843,468,135.70/100,265,202,203.55 = 66,843,468,135.70/x - Step 3: Cross multiply
66,843,468,135.70x = 100,265,202,203.55 × 66,843,468,135.70 - Step 4: Simplify right side
66,843,468,135.70x = 6,702,073,848,612,511,547,392 - Step 5: Solve for x
x = 6,702,073,848,612,511,547,392/66,843,468,135.70 - Step 6: Final answer
x = 100,265,202,203.55
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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.