Finding the Fourth Proportional to 297,327,851.92, 410,324,092.80 and 203,438,927.68
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Solution
The fourth proportional to 297,327,851.92, 410,324,092.80 and 203,438,927.68 is: 280,753,696.30
Step by Step Solution
- Step 1: Write the proportion equation
297,327,851.92 : 410,324,092.80 = 203,438,927.68 : x - Step 2: Convert to fraction form
297,327,851.92/410,324,092.80 = 203,438,927.68/x - Step 3: Cross multiply
297,327,851.92x = 410,324,092.80 × 203,438,927.68 - Step 4: Simplify right side
297,327,851.92x = 83,475,893,440,500,816 - Step 5: Solve for x
x = 83,475,893,440,500,816/297,327,851.92 - Step 6: Final answer
x = 280,753,696.30
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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.