Finding the Fourth Proportional to 195,192,137.92, 292,703,156.88 and 65,775,625.60
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Solution
The fourth proportional to 195,192,137.92, 292,703,156.88 and 65,775,625.60 is: 98,634,778.35
Step by Step Solution
- Step 1: Write the proportion equation
195,192,137.92 : 292,703,156.88 = 65,775,625.60 : x - Step 2: Convert to fraction form
195,192,137.92/292,703,156.88 = 65,775,625.60/x - Step 3: Cross multiply
195,192,137.92x = 292,703,156.88 × 65,775,625.60 - Step 4: Simplify right side
195,192,137.92x = 19,252,733,258,876,944 - Step 5: Solve for x
x = 19,252,733,258,876,944/195,192,137.92 - Step 6: Final answer
x = 98,634,778.35
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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.