Finding the Fourth Proportional to 3,523,702,828.97, 4,862,837,757.34 and 2,018,620,065.99
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Solution
The fourth proportional to 3,523,702,828.97, 4,862,837,757.34 and 2,018,620,065.99 is: 2,785,768,934.29
Step by Step Solution
- Step 1: Write the proportion equation
3,523,702,828.97 : 4,862,837,757.34 = 2,018,620,065.99 : x - Step 2: Convert to fraction form
3,523,702,828.97/4,862,837,757.34 = 2,018,620,065.99/x - Step 3: Cross multiply
3,523,702,828.97x = 4,862,837,757.34 × 2,018,620,065.99 - Step 4: Simplify right side
3,523,702,828.97x = 9,816,221,874,622,398,464 - Step 5: Solve for x
x = 9,816,221,874,622,398,464/3,523,702,828.97 - Step 6: Final answer
x = 2,785,768,934.29
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.