Finding the Fourth Proportional to 195,186,670.80, 292,213,135.80 and 189,517,966.80
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Solution
The fourth proportional to 195,186,670.80, 292,213,135.80 and 189,517,966.80 is: 283,726,543.12
Step by Step Solution
- Step 1: Write the proportion equation
195,186,670.80 : 292,213,135.80 = 189,517,966.80 : x - Step 2: Convert to fraction form
195,186,670.80/292,213,135.80 = 189,517,966.80/x - Step 3: Cross multiply
195,186,670.80x = 292,213,135.80 × 189,517,966.80 - Step 4: Simplify right side
195,186,670.80x = 55,379,639,369,068,296 - Step 5: Solve for x
x = 55,379,639,369,068,296/195,186,670.80 - Step 6: Final answer
x = 283,726,543.12
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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.