Finding the Fourth Proportional to 136,483,624.05, 204,725,436.08 and 84,827,558.85
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Solution
The fourth proportional to 136,483,624.05, 204,725,436.08 and 84,827,558.85 is: 127,241,338.28
Step by Step Solution
- Step 1: Write the proportion equation
136,483,624.05 : 204,725,436.08 = 84,827,558.85 : x - Step 2: Convert to fraction form
136,483,624.05/204,725,436.08 = 84,827,558.85/x - Step 3: Cross multiply
136,483,624.05x = 204,725,436.08 × 84,827,558.85 - Step 4: Simplify right side
136,483,624.05x = 17,366,358,976,743,974 - Step 5: Solve for x
x = 17,366,358,976,743,974/136,483,624.05 - Step 6: Final answer
x = 127,241,338.28
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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.