Finding the Fourth Proportional to 806,103,236,945.54, 1,209,159,375,324 and 268,879,722,917.06
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Solution
The fourth proportional to 806,103,236,945.54, 1,209,159,375,324 and 268,879,722,917.06 is: 403,321,092,012.50
Step by Step Solution
- Step 1: Write the proportion equation
806,103,236,945.54 : 1,209,159,375,324 = 268,879,722,917.06 : x - Step 2: Convert to fraction form
806,103,236,945.54/1,209,159,375,324 = 268,879,722,917.06/x - Step 3: Cross multiply
806,103,236,945.54x = 1,209,159,375,324 × 268,879,722,917.06 - Step 4: Simplify right side
806,103,236,945.54x = 325,118,437,799,682,442,788,864 - Step 5: Solve for x
x = 325,118,437,799,682,442,788,864/806,103,236,945.54 - Step 6: Final answer
x = 403,321,092,012.50
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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.