Finding the Third Proportional to 121,330,919,920 and 263,780,134,995
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Solution
The third proportional to 121,330,919,920 and 263,780,134,995 is: 573,472,612,454.09
Step by Step Solution
- Step 1: Write the proportion equation
121,330,919,920 : 263,780,134,995 = 263,780,134,995 : x - Step 2: Convert to fraction form
121,330,919,920/263,780,134,995 = 263,780,134,995/x - Step 3: Cross multiply
121,330,919,920x = 263,780,134,995 × 263,780,134,995 - Step 4: Simplify right side
121,330,919,920x = 69,579,959,617,980,423,208,960 - Step 5: Solve for x
x = 69,579,959,617,980,423,208,960/121,330,919,920 - Step 6: Final answer
x = 573,472,612,454.09
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.