Finding the Fourth Proportional to 3,910,118,851.76, 5,866,802,528.76 and 1,582,701,087.92
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Solution
The fourth proportional to 3,910,118,851.76, 5,866,802,528.76 and 1,582,701,087.92 is: 2,374,709,080.95
Step by Step Solution
- Step 1: Write the proportion equation
3,910,118,851.76 : 5,866,802,528.76 = 1,582,701,087.92 : x - Step 2: Convert to fraction form
3,910,118,851.76/5,866,802,528.76 = 1,582,701,087.92/x - Step 3: Cross multiply
3,910,118,851.76x = 5,866,802,528.76 × 1,582,701,087.92 - Step 4: Simplify right side
3,910,118,851.76x = 9,285,394,744,880,259,072 - Step 5: Solve for x
x = 9,285,394,744,880,259,072/3,910,118,851.76 - Step 6: Final answer
x = 2,374,709,080.95
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1.5x scale
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.