Finding the Fourth Proportional to 1,764,958,276.80, 2,643,993,274.68 and 1,374,954,984
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Solution
The fourth proportional to 1,764,958,276.80, 2,643,993,274.68 and 1,374,954,984 is: 2,059,749,388.11
Step by Step Solution
- Step 1: Write the proportion equation
1,764,958,276.80 : 2,643,993,274.68 = 1,374,954,984 : x - Step 2: Convert to fraction form
1,764,958,276.80/2,643,993,274.68 = 1,374,954,984/x - Step 3: Cross multiply
1,764,958,276.80x = 2,643,993,274.68 × 1,374,954,984 - Step 4: Simplify right side
1,764,958,276.80x = 3,635,371,730,683,746,816 - Step 5: Solve for x
x = 3,635,371,730,683,746,816/1,764,958,276.80 - Step 6: Final answer
x = 2,059,749,388.11
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.