Finding the Third Proportional to 90,839,480 and 197,012,016
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Solution
The third proportional to 90,839,480 and 197,012,016 is: 427,278,254.44
Step by Step Solution
- Step 1: Write the proportion equation
90,839,480 : 197,012,016 = 197,012,016 : x - Step 2: Convert to fraction form
90,839,480/197,012,016 = 197,012,016/x - Step 3: Cross multiply
90,839,480x = 197,012,016 × 197,012,016 - Step 4: Simplify right side
90,839,480x = 38,813,734,448,384,256 - Step 5: Solve for x
x = 38,813,734,448,384,256/90,839,480 - Step 6: Final answer
x = 427,278,254.44
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.