Finding the Third Proportional to 72,031,753 and 157,724,642
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Solution
The third proportional to 72,031,753 and 157,724,642 is: 345,362,450.00
Step by Step Solution
- Step 1: Write the proportion equation
72,031,753 : 157,724,642 = 157,724,642 : x - Step 2: Convert to fraction form
72,031,753/157,724,642 = 157,724,642/x - Step 3: Cross multiply
72,031,753x = 157,724,642 × 157,724,642 - Step 4: Simplify right side
72,031,753x = 24,877,062,694,028,164 - Step 5: Solve for x
x = 24,877,062,694,028,164/72,031,753 - Step 6: Final answer
x = 345,362,450.00
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.