Finding the Fourth Proportional to 53,120,354,014.79, 73,305,910,568.98 and 29,034,361,679.31
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Solution
The fourth proportional to 53,120,354,014.79, 73,305,910,568.98 and 29,034,361,679.31 is: 40,067,321,842.37
Step by Step Solution
- Step 1: Write the proportion equation
53,120,354,014.79 : 73,305,910,568.98 = 29,034,361,679.31 : x - Step 2: Convert to fraction form
53,120,354,014.79/73,305,910,568.98 = 29,034,361,679.31/x - Step 3: Cross multiply
53,120,354,014.79x = 73,305,910,568.98 × 29,034,361,679.31 - Step 4: Simplify right side
53,120,354,014.79x = 2,128,390,320,691,095,797,760 - Step 5: Solve for x
x = 2,128,390,320,691,095,797,760/53,120,354,014.79 - Step 6: Final answer
x = 40,067,321,842.37
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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.