Finding the Third Proportional to 641,754,773 and 1,406,538,137
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Solution
The third proportional to 641,754,773 and 1,406,538,137 is: 3,082,718,842.26
Step by Step Solution
- Step 1: Write the proportion equation
641,754,773 : 1,406,538,137 = 1,406,538,137 : x - Step 2: Convert to fraction form
641,754,773/1,406,538,137 = 1,406,538,137/x - Step 3: Cross multiply
641,754,773x = 1,406,538,137 × 1,406,538,137 - Step 4: Simplify right side
641,754,773x = 1,978,349,530,835,430,656 - Step 5: Solve for x
x = 1,978,349,530,835,430,656/641,754,773 - Step 6: Final answer
x = 3,082,718,842.26
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.