Finding the Fourth Proportional to 269,715,367.94, 372,207,208.23 and 145,956,045.02
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Solution
The fourth proportional to 269,715,367.94, 372,207,208.23 and 145,956,045.02 is: 201,419,342.38
Step by Step Solution
- Step 1: Write the proportion equation
269,715,367.94 : 372,207,208.23 = 145,956,045.02 : x - Step 2: Convert to fraction form
269,715,367.94/372,207,208.23 = 145,956,045.02/x - Step 3: Cross multiply
269,715,367.94x = 372,207,208.23 × 145,956,045.02 - Step 4: Simplify right side
269,715,367.94x = 54,325,892,041,186,400 - Step 5: Solve for x
x = 54,325,892,041,186,400/269,715,367.94 - Step 6: Final answer
x = 201,419,342.38
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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.