Finding the Fourth Proportional to 136,233,390.60, 204,327,982.62 and 39,166,982.28
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Solution
The fourth proportional to 136,233,390.60, 204,327,982.62 and 39,166,982.28 is: 58,744,118.75
Step by Step Solution
- Step 1: Write the proportion equation
136,233,390.60 : 204,327,982.62 = 39,166,982.28 : x - Step 2: Convert to fraction form
136,233,390.60/204,327,982.62 = 39,166,982.28/x - Step 3: Cross multiply
136,233,390.60x = 204,327,982.62 × 39,166,982.28 - Step 4: Simplify right side
136,233,390.60x = 8,002,910,474,585,688 - Step 5: Solve for x
x = 8,002,910,474,585,688/136,233,390.60 - Step 6: Final answer
x = 58,744,118.75
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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.