Finding the Fourth Proportional to 395,724,067.42, 593,586,119.57 and 271,103,810.12
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Solution
The fourth proportional to 395,724,067.42, 593,586,119.57 and 271,103,810.12 is: 406,655,727.82
Step by Step Solution
- Step 1: Write the proportion equation
395,724,067.42 : 593,586,119.57 = 271,103,810.12 : x - Step 2: Convert to fraction form
395,724,067.42/593,586,119.57 = 271,103,810.12/x - Step 3: Cross multiply
395,724,067.42x = 593,586,119.57 × 271,103,810.12 - Step 4: Simplify right side
395,724,067.42x = 160,923,458,649,772,928 - Step 5: Solve for x
x = 160,923,458,649,772,928/395,724,067.42 - Step 6: Final answer
x = 406,655,727.82
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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.