Finding the Third Proportional to 143,278,427 and 306,990,337
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Solution
The third proportional to 143,278,427 and 306,990,337 is: 657,761,736.95
Step by Step Solution
- Step 1: Write the proportion equation
143,278,427 : 306,990,337 = 306,990,337 : x - Step 2: Convert to fraction form
143,278,427/306,990,337 = 306,990,337/x - Step 3: Cross multiply
143,278,427x = 306,990,337 × 306,990,337 - Step 4: Simplify right side
143,278,427x = 94,243,067,011,373,568 - Step 5: Solve for x
x = 94,243,067,011,373,568/143,278,427 - Step 6: Final answer
x = 657,761,736.95
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.