Finding the Fourth Proportional to 363,956,108.80, 545,934,163.20 and 241,512,102.40
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Solution
The fourth proportional to 363,956,108.80, 545,934,163.20 and 241,512,102.40 is: 362,268,153.60
Step by Step Solution
- Step 1: Write the proportion equation
363,956,108.80 : 545,934,163.20 = 241,512,102.40 : x - Step 2: Convert to fraction form
363,956,108.80/545,934,163.20 = 241,512,102.40/x - Step 3: Cross multiply
363,956,108.80x = 545,934,163.20 × 241,512,102.40 - Step 4: Simplify right side
363,956,108.80x = 131,849,707,526,416,720 - Step 5: Solve for x
x = 131,849,707,526,416,720/363,956,108.80 - Step 6: Final answer
x = 362,268,153.60
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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.