Finding the Fourth Proportional to 7,091,469,431.43, 10,637,204,147.88 and 2,369,791,348.99
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Solution
The fourth proportional to 7,091,469,431.43, 10,637,204,147.88 and 2,369,791,348.99 is: 3,554,687,023.73
Step by Step Solution
- Step 1: Write the proportion equation
7,091,469,431.43 : 10,637,204,147.88 = 2,369,791,348.99 : x - Step 2: Convert to fraction form
7,091,469,431.43/10,637,204,147.88 = 2,369,791,348.99/x - Step 3: Cross multiply
7,091,469,431.43x = 10,637,204,147.88 × 2,369,791,348.99 - Step 4: Simplify right side
7,091,469,431.43x = 25,207,954,367,108,419,584 - Step 5: Solve for x
x = 25,207,954,367,108,419,584/7,091,469,431.43 - Step 6: Final answer
x = 3,554,687,023.73
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1.5x scale
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.