Finding the Fourth Proportional to 84,136,192.26, 126,211,513.86 and 29,544,085.14
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Solution
The fourth proportional to 84,136,192.26, 126,211,513.86 and 29,544,085.14 is: 44,318,664.90
Step by Step Solution
- Step 1: Write the proportion equation
84,136,192.26 : 126,211,513.86 = 29,544,085.14 : x - Step 2: Convert to fraction form
84,136,192.26/126,211,513.86 = 29,544,085.14/x - Step 3: Cross multiply
84,136,192.26x = 126,211,513.86 × 29,544,085.14 - Step 4: Simplify right side
84,136,192.26x = 3,728,803,711,128,130 - Step 5: Solve for x
x = 3,728,803,711,128,130/84,136,192.26 - Step 6: Final answer
x = 44,318,664.90
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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.