Finding the Fourth Proportional to 64,062,344.12, 88,405,563.40 and 34,692,995.36
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Solution
The fourth proportional to 64,062,344.12, 88,405,563.40 and 34,692,995.36 is: 47,876,078.26
Step by Step Solution
- Step 1: Write the proportion equation
64,062,344.12 : 88,405,563.40 = 34,692,995.36 : x - Step 2: Convert to fraction form
64,062,344.12/88,405,563.40 = 34,692,995.36/x - Step 3: Cross multiply
64,062,344.12x = 88,405,563.40 × 34,692,995.36 - Step 4: Simplify right side
64,062,344.12x = 3,067,053,800,834,386 - Step 5: Solve for x
x = 3,067,053,800,834,386/64,062,344.12 - Step 6: Final answer
x = 47,876,078.26
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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.