Finding the Third Proportional to 221,270,782 and 319,670,546
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Solution
The third proportional to 221,270,782 and 319,670,546 is: 461,828,972.88
Step by Step Solution
- Step 1: Write the proportion equation
221,270,782 : 319,670,546 = 319,670,546 : x - Step 2: Convert to fraction form
221,270,782/319,670,546 = 319,670,546/x - Step 3: Cross multiply
221,270,782x = 319,670,546 × 319,670,546 - Step 4: Simplify right side
221,270,782x = 102,189,257,979,938,112 - Step 5: Solve for x
x = 102,189,257,979,938,112/221,270,782 - Step 6: Final answer
x = 461,828,972.88
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These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.