Finding the Fourth Proportional to 269,741,735.80, 404,612,603.70 and 201,717,287.80
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Solution
The fourth proportional to 269,741,735.80, 404,612,603.70 and 201,717,287.80 is: 302,575,931.70
Step by Step Solution
- Step 1: Write the proportion equation
269,741,735.80 : 404,612,603.70 = 201,717,287.80 : x - Step 2: Convert to fraction form
269,741,735.80/404,612,603.70 = 201,717,287.80/x - Step 3: Cross multiply
269,741,735.80x = 404,612,603.70 × 201,717,287.80 - Step 4: Simplify right side
269,741,735.80x = 81,617,357,028,060,240 - Step 5: Solve for x
x = 81,617,357,028,060,240/269,741,735.80 - Step 6: Final answer
x = 302,575,931.70
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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.