Finding the Third Proportional to 986,961,478 and 2,194,593,451
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Solution
The third proportional to 986,961,478 and 2,194,593,451 is: 4,879,866,664.03
Step by Step Solution
- Step 1: Write the proportion equation
986,961,478 : 2,194,593,451 = 2,194,593,451 : x - Step 2: Convert to fraction form
986,961,478/2,194,593,451 = 2,194,593,451/x - Step 3: Cross multiply
986,961,478x = 2,194,593,451 × 2,194,593,451 - Step 4: Simplify right side
986,961,478x = 4,816,240,415,172,089,856 - Step 5: Solve for x
x = 4,816,240,415,172,089,856/986,961,478 - Step 6: Final answer
x = 4,879,866,664.03
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Why These Related Problems?
These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.