Finding the Third Proportional to 289,128,941 and 440,469,283
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Solution
The third proportional to 289,128,941 and 440,469,283 is: 671,026,527.46
Step by Step Solution
- Step 1: Write the proportion equation
289,128,941 : 440,469,283 = 440,469,283 : x - Step 2: Convert to fraction form
289,128,941/440,469,283 = 440,469,283/x - Step 3: Cross multiply
289,128,941x = 440,469,283 × 440,469,283 - Step 4: Simplify right side
289,128,941x = 194,013,189,266,534,080 - Step 5: Solve for x
x = 194,013,189,266,534,080/289,128,941 - Step 6: Final answer
x = 671,026,527.46
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These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.