Finding the Third Proportional to 103,517,518 and 221,576,522
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Solution
The third proportional to 103,517,518 and 221,576,522 is: 474,278,711.95
Step by Step Solution
- Step 1: Write the proportion equation
103,517,518 : 221,576,522 = 221,576,522 : x - Step 2: Convert to fraction form
103,517,518/221,576,522 = 221,576,522/x - Step 3: Cross multiply
103,517,518x = 221,576,522 × 221,576,522 - Step 4: Simplify right side
103,517,518x = 49,096,155,101,616,480 - Step 5: Solve for x
x = 49,096,155,101,616,480/103,517,518 - Step 6: Final answer
x = 474,278,711.95
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.