Finding the Third Proportional to 218,739,276 and 319,804,464
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Solution
The third proportional to 218,739,276 and 319,804,464 is: 467,565,299.95
Step by Step Solution
- Step 1: Write the proportion equation
218,739,276 : 319,804,464 = 319,804,464 : x - Step 2: Convert to fraction form
218,739,276/319,804,464 = 319,804,464/x - Step 3: Cross multiply
218,739,276x = 319,804,464 × 319,804,464 - Step 4: Simplify right side
218,739,276x = 102,274,895,194,327,296 - Step 5: Solve for x
x = 102,274,895,194,327,296/218,739,276 - Step 6: Final answer
x = 467,565,299.95
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These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.