Finding the Fourth Proportional to 1,976,626,162.41, 2,965,164,230.43 and 716,683,626.96
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Solution
The fourth proportional to 1,976,626,162.41, 2,965,164,230.43 and 716,683,626.96 is: 1,075,107,015.99
Step by Step Solution
- Step 1: Write the proportion equation
1,976,626,162.41 : 2,965,164,230.43 = 716,683,626.96 : x - Step 2: Convert to fraction form
1,976,626,162.41/2,965,164,230.43 = 716,683,626.96/x - Step 3: Cross multiply
1,976,626,162.41x = 2,965,164,230.43 × 716,683,626.96 - Step 4: Simplify right side
1,976,626,162.41x = 2,125,084,655,196,629,504 - Step 5: Solve for x
x = 2,125,084,655,196,629,504/1,976,626,162.41 - Step 6: Final answer
x = 1,075,107,015.99
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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.