Finding the Third Proportional to 258,411,940 and 397,197,050
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Solution
The third proportional to 258,411,940 and 397,197,050 is: 610,519,376.65
Step by Step Solution
- Step 1: Write the proportion equation
258,411,940 : 397,197,050 = 397,197,050 : x - Step 2: Convert to fraction form
258,411,940/397,197,050 = 397,197,050/x - Step 3: Cross multiply
258,411,940x = 397,197,050 × 397,197,050 - Step 4: Simplify right side
258,411,940x = 157,765,496,528,702,496 - Step 5: Solve for x
x = 157,765,496,528,702,496/258,411,940 - Step 6: Final answer
x = 610,519,376.65
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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.