Finding the Fourth Proportional to 192,003,433.68, 264,965,441.04 and 103,897,432.26
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Solution
The fourth proportional to 192,003,433.68, 264,965,441.04 and 103,897,432.26 is: 143,378,836.69
Step by Step Solution
- Step 1: Write the proportion equation
192,003,433.68 : 264,965,441.04 = 103,897,432.26 : x - Step 2: Convert to fraction form
192,003,433.68/264,965,441.04 = 103,897,432.26/x - Step 3: Cross multiply
192,003,433.68x = 264,965,441.04 × 103,897,432.26 - Step 4: Simplify right side
192,003,433.68x = 27,529,228,961,694,424 - Step 5: Solve for x
x = 27,529,228,961,694,424/192,003,433.68 - Step 6: Final answer
x = 143,378,836.69
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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.