Finding the Third Proportional to 855,116,894 and 1,321,944,219
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Solution
The third proportional to 855,116,894 and 1,321,944,219 is: 2,043,622,960.10
Step by Step Solution
- Step 1: Write the proportion equation
855,116,894 : 1,321,944,219 = 1,321,944,219 : x - Step 2: Convert to fraction form
855,116,894/1,321,944,219 = 1,321,944,219/x - Step 3: Cross multiply
855,116,894x = 1,321,944,219 × 1,321,944,219 - Step 4: Simplify right side
855,116,894x = 1,747,536,518,147,520,000 - Step 5: Solve for x
x = 1,747,536,518,147,520,000/855,116,894 - Step 6: Final answer
x = 2,043,622,960.10
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.