Finding the Third Proportional to 317,593,802 and 687,949,276
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Solution
The third proportional to 317,593,802 and 687,949,276 is: 1,490,187,161.62
Step by Step Solution
- Step 1: Write the proportion equation
317,593,802 : 687,949,276 = 687,949,276 : x - Step 2: Convert to fraction form
317,593,802/687,949,276 = 687,949,276/x - Step 3: Cross multiply
317,593,802x = 687,949,276 × 687,949,276 - Step 4: Simplify right side
317,593,802x = 473,274,206,348,924,160 - Step 5: Solve for x
x = 473,274,206,348,924,160/317,593,802 - Step 6: Final answer
x = 1,490,187,161.62
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.