Finding the Fourth Proportional to 178,354,573.42, 267,467,676.74 and 61,738,244.05
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Solution
The fourth proportional to 178,354,573.42, 267,467,676.74 and 61,738,244.05 is: 92,585,148.70
Step by Step Solution
- Step 1: Write the proportion equation
178,354,573.42 : 267,467,676.74 = 61,738,244.05 : x - Step 2: Convert to fraction form
178,354,573.42/267,467,676.74 = 61,738,244.05/x - Step 3: Cross multiply
178,354,573.42x = 267,467,676.74 × 61,738,244.05 - Step 4: Simplify right side
178,354,573.42x = 16,512,984,700,414,600 - Step 5: Solve for x
x = 16,512,984,700,414,600/178,354,573.42 - Step 6: Final answer
x = 92,585,148.70
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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.