Finding the Fourth Proportional to 118,432,125.80, 177,648,188.70 and 41,729,661.80
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Solution
The fourth proportional to 118,432,125.80, 177,648,188.70 and 41,729,661.80 is: 62,594,492.70
Step by Step Solution
- Step 1: Write the proportion equation
118,432,125.80 : 177,648,188.70 = 41,729,661.80 : x - Step 2: Convert to fraction form
118,432,125.80/177,648,188.70 = 41,729,661.80/x - Step 3: Cross multiply
118,432,125.80x = 177,648,188.70 × 41,729,661.80 - Step 4: Simplify right side
118,432,125.80x = 7,413,198,833,833,581 - Step 5: Solve for x
x = 7,413,198,833,833,581/118,432,125.80 - Step 6: Final answer
x = 62,594,492.70
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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.