Finding the Fourth Proportional to 436,207,917.84, 601,957,238.04 and 240,637,578
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Solution
The fourth proportional to 436,207,917.84, 601,957,238.04 and 240,637,578 is: 332,074,512.86
Step by Step Solution
- Step 1: Write the proportion equation
436,207,917.84 : 601,957,238.04 = 240,637,578 : x - Step 2: Convert to fraction form
436,207,917.84/601,957,238.04 = 240,637,578/x - Step 3: Cross multiply
436,207,917.84x = 601,957,238.04 × 240,637,578 - Step 4: Simplify right side
436,207,917.84x = 144,853,531,821,515,072 - Step 5: Solve for x
x = 144,853,531,821,515,072/436,207,917.84 - Step 6: Final answer
x = 332,074,512.86
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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.