Finding the Fourth Proportional to 170,777,477.61, 235,670,105.75 and 92,460,404.97
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Solution
The fourth proportional to 170,777,477.61, 235,670,105.75 and 92,460,404.97 is: 127,593,835.68
Step by Step Solution
- Step 1: Write the proportion equation
170,777,477.61 : 235,670,105.75 = 92,460,404.97 : x - Step 2: Convert to fraction form
170,777,477.61/235,670,105.75 = 92,460,404.97/x - Step 3: Cross multiply
170,777,477.61x = 235,670,105.75 × 92,460,404.97 - Step 4: Simplify right side
170,777,477.61x = 21,790,153,416,505,424 - Step 5: Solve for x
x = 21,790,153,416,505,424/170,777,477.61 - Step 6: Final answer
x = 127,593,835.68
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.