Finding the Fourth Proportional to 186,077,357.20, 279,116,035.80 and 183,207,575.80
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Solution
The fourth proportional to 186,077,357.20, 279,116,035.80 and 183,207,575.80 is: 274,811,363.70
Step by Step Solution
- Step 1: Write the proportion equation
186,077,357.20 : 279,116,035.80 = 183,207,575.80 : x - Step 2: Convert to fraction form
186,077,357.20/279,116,035.80 = 183,207,575.80/x - Step 3: Cross multiply
186,077,357.20x = 279,116,035.80 × 183,207,575.80 - Step 4: Simplify right side
186,077,357.20x = 51,136,172,285,824,016 - Step 5: Solve for x
x = 51,136,172,285,824,016/186,077,357.20 - Step 6: Final answer
x = 274,811,363.70
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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.