Finding the Fourth Proportional to 115,918,558.80, 173,877,838.20 and 62,170,846.80
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Solution
The fourth proportional to 115,918,558.80, 173,877,838.20 and 62,170,846.80 is: 93,256,270.20
Step by Step Solution
- Step 1: Write the proportion equation
115,918,558.80 : 173,877,838.20 = 62,170,846.80 : x - Step 2: Convert to fraction form
115,918,558.80/173,877,838.20 = 62,170,846.80/x - Step 3: Cross multiply
115,918,558.80x = 173,877,838.20 × 62,170,846.80 - Step 4: Simplify right side
115,918,558.80x = 10,810,132,440,647,386 - Step 5: Solve for x
x = 10,810,132,440,647,386/115,918,558.80 - Step 6: Final answer
x = 93,256,270.20
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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.