Finding the Third Proportional to 121,709,664 and 270,631,872
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Solution
The third proportional to 121,709,664 and 270,631,872 is: 601,773,168.50
Step by Step Solution
- Step 1: Write the proportion equation
121,709,664 : 270,631,872 = 270,631,872 : x - Step 2: Convert to fraction form
121,709,664/270,631,872 = 270,631,872/x - Step 3: Cross multiply
121,709,664x = 270,631,872 × 270,631,872 - Step 4: Simplify right side
121,709,664x = 73,241,610,142,224,384 - Step 5: Solve for x
x = 73,241,610,142,224,384/121,709,664 - Step 6: Final answer
x = 601,773,168.50
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These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.