Finding the Third Proportional to 311,590,862 and 674,888,143
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Solution
The third proportional to 311,590,862 and 674,888,143 is: 1,461,769,458.32
Step by Step Solution
- Step 1: Write the proportion equation
311,590,862 : 674,888,143 = 674,888,143 : x - Step 2: Convert to fraction form
311,590,862/674,888,143 = 674,888,143/x - Step 3: Cross multiply
311,590,862x = 674,888,143 × 674,888,143 - Step 4: Simplify right side
311,590,862x = 455,474,005,561,988,480 - Step 5: Solve for x
x = 455,474,005,561,988,480/311,590,862 - Step 6: Final answer
x = 1,461,769,458.32
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.