Finding the Third Proportional to 218,565,565 and 356,860,116
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Solution
The third proportional to 218,565,565 and 356,860,116 is: 582,658,765.99
Step by Step Solution
- Step 1: Write the proportion equation
218,565,565 : 356,860,116 = 356,860,116 : x - Step 2: Convert to fraction form
218,565,565/356,860,116 = 356,860,116/x - Step 3: Cross multiply
218,565,565x = 356,860,116 × 356,860,116 - Step 4: Simplify right side
218,565,565x = 127,349,142,391,533,456 - Step 5: Solve for x
x = 127,349,142,391,533,456/218,565,565 - Step 6: Final answer
x = 582,658,765.99
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These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.