Finding the Fourth Proportional to 332,425,486.40, 498,638,229.60 and 194,675,979.20
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Solution
The fourth proportional to 332,425,486.40, 498,638,229.60 and 194,675,979.20 is: 292,013,968.80
Step by Step Solution
- Step 1: Write the proportion equation
332,425,486.40 : 498,638,229.60 = 194,675,979.20 : x - Step 2: Convert to fraction form
332,425,486.40/498,638,229.60 = 194,675,979.20/x - Step 3: Cross multiply
332,425,486.40x = 498,638,229.60 × 194,675,979.20 - Step 4: Simplify right side
332,425,486.40x = 97,072,885,613,934,416 - Step 5: Solve for x
x = 97,072,885,613,934,416/332,425,486.40 - Step 6: Final answer
x = 292,013,968.80
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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.