Finding the Fourth Proportional to 132,226,048.30, 198,367,066.05 and 40,102,221.10
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Solution
The fourth proportional to 132,226,048.30, 198,367,066.05 and 40,102,221.10 is: 60,161,821.70
Step by Step Solution
- Step 1: Write the proportion equation
132,226,048.30 : 198,367,066.05 = 40,102,221.10 : x - Step 2: Convert to fraction form
132,226,048.30/198,367,066.05 = 40,102,221.10/x - Step 3: Cross multiply
132,226,048.30x = 198,367,066.05 × 40,102,221.10 - Step 4: Simplify right side
132,226,048.30x = 7,954,959,941,695,404 - Step 5: Solve for x
x = 7,954,959,941,695,404/132,226,048.30 - Step 6: Final answer
x = 60,161,821.70
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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.