Finding the Fourth Proportional to 187,288,125.54, 280,372,466.97 and 113,287,957.98
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Solution
The fourth proportional to 187,288,125.54, 280,372,466.97 and 113,287,957.98 is: 169,593,369.39
Step by Step Solution
- Step 1: Write the proportion equation
187,288,125.54 : 280,372,466.97 = 113,287,957.98 : x - Step 2: Convert to fraction form
187,288,125.54/280,372,466.97 = 113,287,957.98/x - Step 3: Cross multiply
187,288,125.54x = 280,372,466.97 × 113,287,957.98 - Step 4: Simplify right side
187,288,125.54x = 31,762,824,256,846,304 - Step 5: Solve for x
x = 31,762,824,256,846,304/187,288,125.54 - Step 6: Final answer
x = 169,593,369.39
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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.