Finding the Fourth Proportional to 201,463,404.80, 302,195,107.20 and 65,162,566.40
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Solution
The fourth proportional to 201,463,404.80, 302,195,107.20 and 65,162,566.40 is: 97,743,849.60
Step by Step Solution
- Step 1: Write the proportion equation
201,463,404.80 : 302,195,107.20 = 65,162,566.40 : x - Step 2: Convert to fraction form
201,463,404.80/302,195,107.20 = 65,162,566.40/x - Step 3: Cross multiply
201,463,404.80x = 302,195,107.20 × 65,162,566.40 - Step 4: Simplify right side
201,463,404.80x = 19,691,808,738,675,116 - Step 5: Solve for x
x = 19,691,808,738,675,116/201,463,404.80 - Step 6: Final answer
x = 97,743,849.60
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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.