Finding the Fourth Proportional to 192,691,104.08, 265,914,015.84 and 104,585,133.92
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Solution
The fourth proportional to 192,691,104.08, 265,914,015.84 and 104,585,133.92 is: 144,327,643.41
Step by Step Solution
- Step 1: Write the proportion equation
192,691,104.08 : 265,914,015.84 = 104,585,133.92 : x - Step 2: Convert to fraction form
192,691,104.08/265,914,015.84 = 104,585,133.92/x - Step 3: Cross multiply
192,691,104.08x = 265,914,015.84 × 104,585,133.92 - Step 4: Simplify right side
192,691,104.08x = 27,810,652,957,831,404 - Step 5: Solve for x
x = 27,810,652,957,831,404/192,691,104.08 - Step 6: Final answer
x = 144,327,643.41
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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.