Finding the Fourth Proportional to 845,874,901.41, 1,269,072,121.60 and 403,781,714.23
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Solution
The fourth proportional to 845,874,901.41, 1,269,072,121.60 and 403,781,714.23 is: 605,796,573.33
Step by Step Solution
- Step 1: Write the proportion equation
845,874,901.41 : 1,269,072,121.60 = 403,781,714.23 : x - Step 2: Convert to fraction form
845,874,901.41/1,269,072,121.60 = 403,781,714.23/x - Step 3: Cross multiply
845,874,901.41x = 1,269,072,121.60 × 403,781,714.23 - Step 4: Simplify right side
845,874,901.41x = 512,428,116,741,150,976 - Step 5: Solve for x
x = 512,428,116,741,150,976/845,874,901.41 - Step 6: Final answer
x = 605,796,573.33
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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.