Finding the Fourth Proportional to 135,278,587.16, 202,914,330.76 and 43,167,945.97
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Solution
The fourth proportional to 135,278,587.16, 202,914,330.76 and 43,167,945.97 is: 64,750,786.14
Step by Step Solution
- Step 1: Write the proportion equation
135,278,587.16 : 202,914,330.76 = 43,167,945.97 : x - Step 2: Convert to fraction form
135,278,587.16/202,914,330.76 = 43,167,945.97/x - Step 3: Cross multiply
135,278,587.16x = 202,914,330.76 × 43,167,945.97 - Step 4: Simplify right side
135,278,587.16x = 8,759,394,866,786,388 - Step 5: Solve for x
x = 8,759,394,866,786,388/135,278,587.16 - Step 6: Final answer
x = 64,750,786.14
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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.