Finding the Fourth Proportional to 94,645,651.62, 130,612,268.26 and 53,392,416.42
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Solution
The fourth proportional to 94,645,651.62, 130,612,268.26 and 53,392,416.42 is: 73,682,250.55
Step by Step Solution
- Step 1: Write the proportion equation
94,645,651.62 : 130,612,268.26 = 53,392,416.42 : x - Step 2: Convert to fraction form
94,645,651.62/130,612,268.26 = 53,392,416.42/x - Step 3: Cross multiply
94,645,651.62x = 130,612,268.26 × 53,392,416.42 - Step 4: Simplify right side
94,645,651.62x = 6,973,704,616,498,669 - Step 5: Solve for x
x = 6,973,704,616,498,669/94,645,651.62 - Step 6: Final answer
x = 73,682,250.55
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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.