Finding the Fourth Proportional to 273,266,195.40, 409,899,293.10 and 246,906,721.80
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Solution
The fourth proportional to 273,266,195.40, 409,899,293.10 and 246,906,721.80 is: 370,360,082.70
Step by Step Solution
- Step 1: Write the proportion equation
273,266,195.40 : 409,899,293.10 = 246,906,721.80 : x - Step 2: Convert to fraction form
273,266,195.40/409,899,293.10 = 246,906,721.80/x - Step 3: Cross multiply
273,266,195.40x = 409,899,293.10 × 246,906,721.80 - Step 4: Simplify right side
273,266,195.40x = 101,206,890,727,458,368 - Step 5: Solve for x
x = 101,206,890,727,458,368/273,266,195.40 - Step 6: Final answer
x = 370,360,082.70
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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.