Finding the Fourth Proportional to 209,029,039.83, 288,461,195.73 and 114,949,252.17
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Solution
The fourth proportional to 209,029,039.83, 288,461,195.73 and 114,949,252.17 is: 158,630,584.33
Step by Step Solution
- Step 1: Write the proportion equation
209,029,039.83 : 288,461,195.73 = 114,949,252.17 : x - Step 2: Convert to fraction form
209,029,039.83/288,461,195.73 = 114,949,252.17/x - Step 3: Cross multiply
209,029,039.83x = 288,461,195.73 × 114,949,252.17 - Step 4: Simplify right side
209,029,039.83x = 33,158,398,729,227,500 - Step 5: Solve for x
x = 33,158,398,729,227,500/209,029,039.83 - Step 6: Final answer
x = 158,630,584.33
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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.