Finding the Fourth Proportional to 274,466,247.80, 411,699,371.70 and 236,202,495.80
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Solution
The fourth proportional to 274,466,247.80, 411,699,371.70 and 236,202,495.80 is: 354,303,743.70
Step by Step Solution
- Step 1: Write the proportion equation
274,466,247.80 : 411,699,371.70 = 236,202,495.80 : x - Step 2: Convert to fraction form
274,466,247.80/411,699,371.70 = 236,202,495.80/x - Step 3: Cross multiply
274,466,247.80x = 411,699,371.70 × 236,202,495.80 - Step 4: Simplify right side
274,466,247.80x = 97,244,419,114,831,888 - Step 5: Solve for x
x = 97,244,419,114,831,888/274,466,247.80 - Step 6: Final answer
x = 354,303,743.70
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Similar ratio
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1.5x scale
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.