Finding the Third Proportional to 63,342,836 and 135,643,624
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Solution
The third proportional to 63,342,836 and 135,643,624 is: 290,469,986.72
Step by Step Solution
- Step 1: Write the proportion equation
63,342,836 : 135,643,624 = 135,643,624 : x - Step 2: Convert to fraction form
63,342,836/135,643,624 = 135,643,624/x - Step 3: Cross multiply
63,342,836x = 135,643,624 × 135,643,624 - Step 4: Simplify right side
63,342,836x = 18,399,192,731,853,376 - Step 5: Solve for x
x = 18,399,192,731,853,376/63,342,836 - Step 6: Final answer
x = 290,469,986.72
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.