Finding the Fourth Proportional to 245,728,946.56, 339,103,930.62 and 134,219,858.44
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Solution
The fourth proportional to 245,728,946.56, 339,103,930.62 and 134,219,858.44 is: 185,222,303.69
Step by Step Solution
- Step 1: Write the proportion equation
245,728,946.56 : 339,103,930.62 = 134,219,858.44 : x - Step 2: Convert to fraction form
245,728,946.56/339,103,930.62 = 134,219,858.44/x - Step 3: Cross multiply
245,728,946.56x = 339,103,930.62 × 134,219,858.44 - Step 4: Simplify right side
245,728,946.56x = 45,514,481,564,263,984 - Step 5: Solve for x
x = 45,514,481,564,263,984/245,728,946.56 - Step 6: Final answer
x = 185,222,303.69
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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.