Finding the Fourth Proportional to 133,060,491.80, 199,590,737.70 and 123,107,211.80
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Solution
The fourth proportional to 133,060,491.80, 199,590,737.70 and 123,107,211.80 is: 184,660,817.70
Step by Step Solution
- Step 1: Write the proportion equation
133,060,491.80 : 199,590,737.70 = 123,107,211.80 : x - Step 2: Convert to fraction form
133,060,491.80/199,590,737.70 = 123,107,211.80/x - Step 3: Cross multiply
133,060,491.80x = 199,590,737.70 × 123,107,211.80 - Step 4: Simplify right side
133,060,491.80x = 24,571,059,219,352,144 - Step 5: Solve for x
x = 24,571,059,219,352,144/133,060,491.80 - Step 6: Final answer
x = 184,660,817.70
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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.