Finding the Fourth Proportional to 186,468,742.42, 279,728,639.61 and 63,614,074.48
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Solution
The fourth proportional to 186,468,742.42, 279,728,639.61 and 63,614,074.48 is: 95,429,819.94
Step by Step Solution
- Step 1: Write the proportion equation
186,468,742.42 : 279,728,639.61 = 63,614,074.48 : x - Step 2: Convert to fraction form
186,468,742.42/279,728,639.61 = 63,614,074.48/x - Step 3: Cross multiply
186,468,742.42x = 279,728,639.61 × 63,614,074.48 - Step 4: Simplify right side
186,468,742.42x = 17,794,678,514,339,618 - Step 5: Solve for x
x = 17,794,678,514,339,618/186,468,742.42 - Step 6: Final answer
x = 95,429,819.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.