Finding the Fourth Proportional to 237,137,492.63, 327,284,108.73 and 136,646,379.20
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Solution
The fourth proportional to 237,137,492.63, 327,284,108.73 and 136,646,379.20 is: 188,591,807.78
Step by Step Solution
- Step 1: Write the proportion equation
237,137,492.63 : 327,284,108.73 = 136,646,379.20 : x - Step 2: Convert to fraction form
237,137,492.63/327,284,108.73 = 136,646,379.20/x - Step 3: Cross multiply
237,137,492.63x = 327,284,108.73 × 136,646,379.20 - Step 4: Simplify right side
237,137,492.63x = 44,722,188,427,653,608 - Step 5: Solve for x
x = 44,722,188,427,653,608/237,137,492.63 - Step 6: Final answer
x = 188,591,807.78
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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.