Finding the Fourth Proportional to 416,440,611.43, 574,352,951.05 and 366,097,188.49
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Solution
The fourth proportional to 416,440,611.43, 574,352,951.05 and 366,097,188.49 is: 504,919,536.69
Step by Step Solution
- Step 1: Write the proportion equation
416,440,611.43 : 574,352,951.05 = 366,097,188.49 : x - Step 2: Convert to fraction form
416,440,611.43/574,352,951.05 = 366,097,188.49/x - Step 3: Cross multiply
416,440,611.43x = 574,352,951.05 × 366,097,188.49 - Step 4: Simplify right side
416,440,611.43x = 210,269,000,580,339,584 - Step 5: Solve for x
x = 210,269,000,580,339,584/416,440,611.43 - Step 6: Final answer
x = 504,919,536.69
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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.