Finding the Third Proportional to 819,138,879 and 1,805,244,354
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Solution
The third proportional to 819,138,879 and 1,805,244,354 is: 3,978,455,010.74
Step by Step Solution
- Step 1: Write the proportion equation
819,138,879 : 1,805,244,354 = 1,805,244,354 : x - Step 2: Convert to fraction form
819,138,879/1,805,244,354 = 1,805,244,354/x - Step 3: Cross multiply
819,138,879x = 1,805,244,354 × 1,805,244,354 - Step 4: Simplify right side
819,138,879x = 3,258,907,177,648,877,568 - Step 5: Solve for x
x = 3,258,907,177,648,877,568/819,138,879 - Step 6: Final answer
x = 3,978,455,010.74
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.