Finding the Fourth Proportional to 85,745,899, 118,330,416.82 and 46,588,329.68
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Solution
The fourth proportional to 85,745,899, 118,330,416.82 and 46,588,329.68 is: 64,292,479.69
Step by Step Solution
- Step 1: Write the proportion equation
85,745,899 : 118,330,416.82 = 46,588,329.68 : x - Step 2: Convert to fraction form
85,745,899/118,330,416.82 = 46,588,329.68/x - Step 3: Cross multiply
85,745,899x = 118,330,416.82 × 46,588,329.68 - Step 4: Simplify right side
85,745,899x = 5,512,816,469,981,977 - Step 5: Solve for x
x = 5,512,816,469,981,977/85,745,899 - Step 6: Final answer
x = 64,292,479.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.