Finding the Third Proportional to 392,313,865 and 847,036,378
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Solution
The third proportional to 392,313,865 and 847,036,378 is: 1,828,817,917.65
Step by Step Solution
- Step 1: Write the proportion equation
392,313,865 : 847,036,378 = 847,036,378 : x - Step 2: Convert to fraction form
392,313,865/847,036,378 = 847,036,378/x - Step 3: Cross multiply
392,313,865x = 847,036,378 × 847,036,378 - Step 4: Simplify right side
392,313,865x = 717,470,625,655,358,848 - Step 5: Solve for x
x = 717,470,625,655,358,848/392,313,865 - Step 6: Final answer
x = 1,828,817,917.65
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.