Finding the Fourth Proportional to 21,236,974,742,532, 29,306,713,248,796 and 11,861,909,089,486
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Solution
The fourth proportional to 21,236,974,742,532, 29,306,713,248,796 and 11,861,909,089,486 is: 16,369,260,334,083.07
Step by Step Solution
- Step 1: Write the proportion equation
21,236,974,742,532 : 29,306,713,248,796 = 11,861,909,089,486 : x - Step 2: Convert to fraction form
21,236,974,742,532/29,306,713,248,796 = 11,861,909,089,486/x - Step 3: Cross multiply
21,236,974,742,532x = 29,306,713,248,796 × 11,861,909,089,486 - Step 4: Simplify right side
21,236,974,742,532x = 347,633,568,268,853,029,455,790,080 - Step 5: Solve for x
x = 347,633,568,268,853,029,455,790,080/21,236,974,742,532 - Step 6: Final answer
x = 16,369,260,334,083.07
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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.