Finding the Fourth Proportional to 5,983,372,511.60, 8,257,229,663.73 and 3,270,790,207.12
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Solution
The fourth proportional to 5,983,372,511.60, 8,257,229,663.73 and 3,270,790,207.12 is: 4,513,786,475.73
Step by Step Solution
- Step 1: Write the proportion equation
5,983,372,511.60 : 8,257,229,663.73 = 3,270,790,207.12 : x - Step 2: Convert to fraction form
5,983,372,511.60/8,257,229,663.73 = 3,270,790,207.12/x - Step 3: Cross multiply
5,983,372,511.60x = 8,257,229,663.73 × 3,270,790,207.12 - Step 4: Simplify right side
5,983,372,511.60x = 27,007,665,922,084,896,768 - Step 5: Solve for x
x = 27,007,665,922,084,896,768/5,983,372,511.60 - Step 6: Final answer
x = 4,513,786,475.73
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.