Finding the Fourth Proportional to 104,504,531.58, 144,217,305.09 and 57,464,086.14
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Solution
The fourth proportional to 104,504,531.58, 144,217,305.09 and 57,464,086.14 is: 79,301,017.07
Step by Step Solution
- Step 1: Write the proportion equation
104,504,531.58 : 144,217,305.09 = 57,464,086.14 : x - Step 2: Convert to fraction form
104,504,531.58/144,217,305.09 = 57,464,086.14/x - Step 3: Cross multiply
104,504,531.58x = 144,217,305.09 × 57,464,086.14 - Step 4: Simplify right side
104,504,531.58x = 8,287,315,642,570,421 - Step 5: Solve for x
x = 8,287,315,642,570,421/104,504,531.58 - Step 6: Final answer
x = 79,301,017.07
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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.