Finding the Fourth Proportional to 876,166,134.60, 1,314,424,576.24 and 323,471,922.08
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Solution
The fourth proportional to 876,166,134.60, 1,314,424,576.24 and 323,471,922.08 is: 485,272,629.60
Step by Step Solution
- Step 1: Write the proportion equation
876,166,134.60 : 1,314,424,576.24 = 323,471,922.08 : x - Step 2: Convert to fraction form
876,166,134.60/1,314,424,576.24 = 323,471,922.08/x - Step 3: Cross multiply
876,166,134.60x = 1,314,424,576.24 × 323,471,922.08 - Step 4: Simplify right side
876,166,134.60x = 425,179,444,105,542,272 - Step 5: Solve for x
x = 425,179,444,105,542,272/876,166,134.60 - Step 6: Final answer
x = 485,272,629.60
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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.