Finding the Fourth Proportional to 83,675,439.12, 125,441,274.36 and 29,080,932.24
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Solution
The fourth proportional to 83,675,439.12, 125,441,274.36 and 29,080,932.24 is: 43,596,415.37
Step by Step Solution
- Step 1: Write the proportion equation
83,675,439.12 : 125,441,274.36 = 29,080,932.24 : x - Step 2: Convert to fraction form
83,675,439.12/125,441,274.36 = 29,080,932.24/x - Step 3: Cross multiply
83,675,439.12x = 125,441,274.36 × 29,080,932.24 - Step 4: Simplify right side
83,675,439.12x = 3,647,949,199,762,409 - Step 5: Solve for x
x = 3,647,949,199,762,409/83,675,439.12 - Step 6: Final answer
x = 43,596,415.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.