Finding the Fourth Proportional to 201,618,427.10, 302,427,640.66 and 201,618,427.10
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Solution
The fourth proportional to 201,618,427.10, 302,427,640.66 and 201,618,427.10 is: 302,427,640.66
Step by Step Solution
- Step 1: Write the proportion equation
201,618,427.10 : 302,427,640.66 = 201,618,427.10 : x - Step 2: Convert to fraction form
201,618,427.10/302,427,640.66 = 201,618,427.10/x - Step 3: Cross multiply
201,618,427.10x = 302,427,640.66 × 201,618,427.10 - Step 4: Simplify right side
201,618,427.10x = 60,974,985,221,433,208 - Step 5: Solve for x
x = 60,974,985,221,433,208/201,618,427.10 - Step 6: Final answer
x = 302,427,640.66
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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.