Finding the Fourth Proportional to 434,300,131,571.95, 651,544,438,445.70 and 132,104,880,166.87
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Solution
The fourth proportional to 434,300,131,571.95, 651,544,438,445.70 and 132,104,880,166.87 is: 198,185,986,388.54
Step by Step Solution
- Step 1: Write the proportion equation
434,300,131,571.95 : 651,544,438,445.70 = 132,104,880,166.87 : x - Step 2: Convert to fraction form
434,300,131,571.95/651,544,438,445.70 = 132,104,880,166.87/x - Step 3: Cross multiply
434,300,131,571.95x = 651,544,438,445.70 × 132,104,880,166.87 - Step 4: Simplify right side
434,300,131,571.95x = 86,072,199,964,259,799,531,520 - Step 5: Solve for x
x = 86,072,199,964,259,799,531,520/434,300,131,571.95 - Step 6: Final answer
x = 198,185,986,388.54
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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.