Finding the Fourth Proportional to 134,136,605.40, 201,204,908.10 and 47,972,304.60
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Solution
The fourth proportional to 134,136,605.40, 201,204,908.10 and 47,972,304.60 is: 71,958,456.90
Step by Step Solution
- Step 1: Write the proportion equation
134,136,605.40 : 201,204,908.10 = 47,972,304.60 : x - Step 2: Convert to fraction form
134,136,605.40/201,204,908.10 = 47,972,304.60/x - Step 3: Cross multiply
134,136,605.40x = 201,204,908.10 × 47,972,304.60 - Step 4: Simplify right side
134,136,605.40x = 9,652,263,138,388,208 - Step 5: Solve for x
x = 9,652,263,138,388,208/134,136,605.40 - Step 6: Final answer
x = 71,958,456.90
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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.