Finding the Fourth Proportional to 82,059,323.36, 122,891,729.09 and 46,937,991.53
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Solution
The fourth proportional to 82,059,323.36, 122,891,729.09 and 46,937,991.53 is: 70,294,156.74
Step by Step Solution
- Step 1: Write the proportion equation
82,059,323.36 : 122,891,729.09 = 46,937,991.53 : x - Step 2: Convert to fraction form
82,059,323.36/122,891,729.09 = 46,937,991.53/x - Step 3: Cross multiply
82,059,323.36x = 122,891,729.09 × 46,937,991.53 - Step 4: Simplify right side
82,059,323.36x = 5,768,290,938,514,747 - Step 5: Solve for x
x = 5,768,290,938,514,747/82,059,323.36 - Step 6: Final answer
x = 70,294,156.74
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.