Finding the Fourth Proportional to 1,976,626,163.91, 2,965,164,232.68 and 716,683,628.46
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Solution
The fourth proportional to 1,976,626,163.91, 2,965,164,232.68 and 716,683,628.46 is: 1,075,107,018.24
Step by Step Solution
- Step 1: Write the proportion equation
1,976,626,163.91 : 2,965,164,232.68 = 716,683,628.46 : x - Step 2: Convert to fraction form
1,976,626,163.91/2,965,164,232.68 = 716,683,628.46/x - Step 3: Cross multiply
1,976,626,163.91x = 2,965,164,232.68 × 716,683,628.46 - Step 4: Simplify right side
1,976,626,163.91x = 2,125,084,661,256,914,176 - Step 5: Solve for x
x = 2,125,084,661,256,914,176/1,976,626,163.91 - Step 6: Final answer
x = 1,075,107,018.24
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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.