Finding the Fourth Proportional to 82,944,116.80, 124,416,175.20 and 29,084,430.40
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Solution
The fourth proportional to 82,944,116.80, 124,416,175.20 and 29,084,430.40 is: 43,626,645.60
Step by Step Solution
- Step 1: Write the proportion equation
82,944,116.80 : 124,416,175.20 = 29,084,430.40 : x - Step 2: Convert to fraction form
82,944,116.80/124,416,175.20 = 29,084,430.40/x - Step 3: Cross multiply
82,944,116.80x = 124,416,175.20 × 29,084,430.40 - Step 4: Simplify right side
82,944,116.80x = 3,618,573,588,238,606 - Step 5: Solve for x
x = 3,618,573,588,238,606/82,944,116.80 - Step 6: Final answer
x = 43,626,645.60
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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.