Finding the Fourth Proportional to 5,110,660,359.80, 7,665,990,539.70 and 1,837,928,583.80
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Solution
The fourth proportional to 5,110,660,359.80, 7,665,990,539.70 and 1,837,928,583.80 is: 2,756,892,875.70
Step by Step Solution
- Step 1: Write the proportion equation
5,110,660,359.80 : 7,665,990,539.70 = 1,837,928,583.80 : x - Step 2: Convert to fraction form
5,110,660,359.80/7,665,990,539.70 = 1,837,928,583.80/x - Step 3: Cross multiply
5,110,660,359.80x = 7,665,990,539.70 × 1,837,928,583.80 - Step 4: Simplify right side
5,110,660,359.80x = 14,089,543,136,055,017,472 - Step 5: Solve for x
x = 14,089,543,136,055,017,472/5,110,660,359.80 - Step 6: Final answer
x = 2,756,892,875.70
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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.