Finding the Fourth Proportional to 68,686,381,828.38, 94,723,256,707.62 and 44,574,621,994.62
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Solution
The fourth proportional to 68,686,381,828.38, 94,723,256,707.62 and 44,574,621,994.62 is: 61,471,477,306.68
Step by Step Solution
- Step 1: Write the proportion equation
68,686,381,828.38 : 94,723,256,707.62 = 44,574,621,994.62 : x - Step 2: Convert to fraction form
68,686,381,828.38/94,723,256,707.62 = 44,574,621,994.62/x - Step 3: Cross multiply
68,686,381,828.38x = 94,723,256,707.62 × 44,574,621,994.62 - Step 4: Simplify right side
68,686,381,828.38x = 4,222,253,361,841,514,741,760 - Step 5: Solve for x
x = 4,222,253,361,841,514,741,760/68,686,381,828.38 - Step 6: Final answer
x = 61,471,477,306.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.