Finding the Third Proportional to 438,321,168 and 658,058,424
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Solution
The third proportional to 438,321,168 and 658,058,424 is: 987,953,402.69
Step by Step Solution
- Step 1: Write the proportion equation
438,321,168 : 658,058,424 = 658,058,424 : x - Step 2: Convert to fraction form
438,321,168/658,058,424 = 658,058,424/x - Step 3: Cross multiply
438,321,168x = 658,058,424 × 658,058,424 - Step 4: Simplify right side
438,321,168x = 433,040,889,397,363,776 - Step 5: Solve for x
x = 433,040,889,397,363,776/438,321,168 - Step 6: Final answer
x = 987,953,402.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.