Finding the Fourth Proportional to 396,968,734.83, 595,354,103.49 and 116,793,898.68
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Solution
The fourth proportional to 396,968,734.83, 595,354,103.49 and 116,793,898.68 is: 175,161,721.17
Step by Step Solution
- Step 1: Write the proportion equation
396,968,734.83 : 595,354,103.49 = 116,793,898.68 : x - Step 2: Convert to fraction form
396,968,734.83/595,354,103.49 = 116,793,898.68/x - Step 3: Cross multiply
396,968,734.83x = 595,354,103.49 × 116,793,898.68 - Step 4: Simplify right side
396,968,734.83x = 69,533,726,841,733,296 - Step 5: Solve for x
x = 69,533,726,841,733,296/396,968,734.83 - Step 6: Final answer
x = 175,161,721.17
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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.