Finding the Fourth Proportional to 209,264,124.92, 313,609,209.16 and 132,450,036.44
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Solution
The fourth proportional to 209,264,124.92, 313,609,209.16 and 132,450,036.44 is: 198,493,416.86
Step by Step Solution
- Step 1: Write the proportion equation
209,264,124.92 : 313,609,209.16 = 132,450,036.44 : x - Step 2: Convert to fraction form
209,264,124.92/313,609,209.16 = 132,450,036.44/x - Step 3: Cross multiply
209,264,124.92x = 313,609,209.16 × 132,450,036.44 - Step 4: Simplify right side
209,264,124.92x = 41,537,551,181,161,584 - Step 5: Solve for x
x = 41,537,551,181,161,584/209,264,124.92 - Step 6: Final answer
x = 198,493,416.86
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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.