Finding the Fourth Proportional to 324,330,452.37, 486,558,270.63 and 105,922,078.02
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Solution
The fourth proportional to 324,330,452.37, 486,558,270.63 and 105,922,078.02 is: 158,903,558.78
Step by Step Solution
- Step 1: Write the proportion equation
324,330,452.37 : 486,558,270.63 = 105,922,078.02 : x - Step 2: Convert to fraction form
324,330,452.37/486,558,270.63 = 105,922,078.02/x - Step 3: Cross multiply
324,330,452.37x = 486,558,270.63 × 105,922,078.02 - Step 4: Simplify right side
324,330,452.37x = 51,537,263,102,947,136 - Step 5: Solve for x
x = 51,537,263,102,947,136/324,330,452.37 - Step 6: Final answer
x = 158,903,558.78
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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.