Finding the Fourth Proportional to 1,908,163,694,170.80, 2,862,033,396,799.40 and 682,873,366,348.26
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Solution
The fourth proportional to 1,908,163,694,170.80, 2,862,033,396,799.40 and 682,873,366,348.26 is: 1,024,234,129,516.26
Step by Step Solution
- Step 1: Write the proportion equation
1,908,163,694,170.80 : 2,862,033,396,799.40 = 682,873,366,348.26 : x - Step 2: Convert to fraction form
1,908,163,694,170.80/2,862,033,396,799.40 = 682,873,366,348.26/x - Step 3: Cross multiply
1,908,163,694,170.80x = 2,862,033,396,799.40 × 682,873,366,348.26 - Step 4: Simplify right side
1,908,163,694,170.80x = 1,954,406,380,273,551,559,098,368 - Step 5: Solve for x
x = 1,954,406,380,273,551,559,098,368/1,908,163,694,170.80 - Step 6: Final answer
x = 1,024,234,129,516.26
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.