Finding the Fourth Proportional to 1,762,215,744.68, 2,643,624,762.06 and 726,510,456.44
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Solution
The fourth proportional to 1,762,215,744.68, 2,643,624,762.06 and 726,510,456.44 is: 1,089,889,838.03
Step by Step Solution
- Step 1: Write the proportion equation
1,762,215,744.68 : 2,643,624,762.06 = 726,510,456.44 : x - Step 2: Convert to fraction form
1,762,215,744.68/2,643,624,762.06 = 726,510,456.44/x - Step 3: Cross multiply
1,762,215,744.68x = 2,643,624,762.06 × 726,510,456.44 - Step 4: Simplify right side
1,762,215,744.68x = 1,920,621,032,540,297,216 - Step 5: Solve for x
x = 1,920,621,032,540,297,216/1,762,215,744.68 - Step 6: Final answer
x = 1,089,889,838.03
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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.