Finding the Fourth Proportional to 151,139,503.40, 226,737,248.70 and 48,906,876.20
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Solution
The fourth proportional to 151,139,503.40, 226,737,248.70 and 48,906,876.20 is: 73,369,372.68
Step by Step Solution
- Step 1: Write the proportion equation
151,139,503.40 : 226,737,248.70 = 48,906,876.20 : x - Step 2: Convert to fraction form
151,139,503.40/226,737,248.70 = 48,906,876.20/x - Step 3: Cross multiply
151,139,503.40x = 226,737,248.70 × 48,906,876.20 - Step 4: Simplify right side
151,139,503.40x = 11,089,010,552,099,512 - Step 5: Solve for x
x = 11,089,010,552,099,512/151,139,503.40 - Step 6: Final answer
x = 73,369,372.68
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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.