Finding the Third Proportional to 75,624,420 and 165,490,584
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Solution
The third proportional to 75,624,420 and 165,490,584 is: 362,146,690.09
Step by Step Solution
- Step 1: Write the proportion equation
75,624,420 : 165,490,584 = 165,490,584 : x - Step 2: Convert to fraction form
75,624,420/165,490,584 = 165,490,584/x - Step 3: Cross multiply
75,624,420x = 165,490,584 × 165,490,584 - Step 4: Simplify right side
75,624,420x = 27,387,133,392,661,056 - Step 5: Solve for x
x = 27,387,133,392,661,056/75,624,420 - Step 6: Final answer
x = 362,146,690.09
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.