Finding the Fourth Proportional to 366,984,042.90, 550,476,064.35 and 203,725,367.70
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Solution
The fourth proportional to 366,984,042.90, 550,476,064.35 and 203,725,367.70 is: 305,588,051.55
Step by Step Solution
- Step 1: Write the proportion equation
366,984,042.90 : 550,476,064.35 = 203,725,367.70 : x - Step 2: Convert to fraction form
366,984,042.90/550,476,064.35 = 203,725,367.70/x - Step 3: Cross multiply
366,984,042.90x = 550,476,064.35 × 203,725,367.70 - Step 4: Simplify right side
366,984,042.90x = 112,145,938,619,752,608 - Step 5: Solve for x
x = 112,145,938,619,752,608/366,984,042.90 - Step 6: Final answer
x = 305,588,051.55
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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.