Finding the Fourth Proportional to 284,556,108.44, 392,535,953.58 and 173,081,044.28
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Solution
The fourth proportional to 284,556,108.44, 392,535,953.58 and 173,081,044.28 is: 238,759,705.90
Step by Step Solution
- Step 1: Write the proportion equation
284,556,108.44 : 392,535,953.58 = 173,081,044.28 : x - Step 2: Convert to fraction form
284,556,108.44/392,535,953.58 = 173,081,044.28/x - Step 3: Cross multiply
284,556,108.44x = 392,535,953.58 × 173,081,044.28 - Step 4: Simplify right side
284,556,108.44x = 67,940,532,764,704,136 - Step 5: Solve for x
x = 67,940,532,764,704,136/284,556,108.44 - Step 6: Final answer
x = 238,759,705.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.