Finding the Fourth Proportional to 149,782,316.40, 224,673,474.60 and 122,572,537.20
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Solution
The fourth proportional to 149,782,316.40, 224,673,474.60 and 122,572,537.20 is: 183,858,805.80
Step by Step Solution
- Step 1: Write the proportion equation
149,782,316.40 : 224,673,474.60 = 122,572,537.20 : x - Step 2: Convert to fraction form
149,782,316.40/224,673,474.60 = 122,572,537.20/x - Step 3: Cross multiply
149,782,316.40x = 224,673,474.60 × 122,572,537.20 - Step 4: Simplify right side
149,782,316.40x = 27,538,797,823,261,756 - Step 5: Solve for x
x = 27,538,797,823,261,756/149,782,316.40 - Step 6: Final answer
x = 183,858,805.80
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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.