Finding the Fourth Proportional to 373,686,400.80, 560,529,601.20 and 155,264,149.80
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Solution
The fourth proportional to 373,686,400.80, 560,529,601.20 and 155,264,149.80 is: 232,896,224.70
Step by Step Solution
- Step 1: Write the proportion equation
373,686,400.80 : 560,529,601.20 = 155,264,149.80 : x - Step 2: Convert to fraction form
373,686,400.80/560,529,601.20 = 155,264,149.80/x - Step 3: Cross multiply
373,686,400.80x = 560,529,601.20 × 155,264,149.80 - Step 4: Simplify right side
373,686,400.80x = 87,030,151,968,051,072 - Step 5: Solve for x
x = 87,030,151,968,051,072/373,686,400.80 - Step 6: Final answer
x = 232,896,224.70
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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.