Finding the Third Proportional to 409,861,487 and 878,299,582
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Solution
The third proportional to 409,861,487 and 878,299,582 is: 1,882,124,035.09
Step by Step Solution
- Step 1: Write the proportion equation
409,861,487 : 878,299,582 = 878,299,582 : x - Step 2: Convert to fraction form
409,861,487/878,299,582 = 878,299,582/x - Step 3: Cross multiply
409,861,487x = 878,299,582 × 878,299,582 - Step 4: Simplify right side
409,861,487x = 771,410,155,741,374,720 - Step 5: Solve for x
x = 771,410,155,741,374,720/409,861,487 - Step 6: Final answer
x = 1,882,124,035.09
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.