Finding the Fourth Proportional to 226,464,342.60, 339,696,513.90 and 135,541,129.80
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Solution
The fourth proportional to 226,464,342.60, 339,696,513.90 and 135,541,129.80 is: 203,311,694.70
Step by Step Solution
- Step 1: Write the proportion equation
226,464,342.60 : 339,696,513.90 = 135,541,129.80 : x - Step 2: Convert to fraction form
226,464,342.60/339,696,513.90 = 135,541,129.80/x - Step 3: Cross multiply
226,464,342.60x = 339,696,513.90 × 135,541,129.80 - Step 4: Simplify right side
226,464,342.60x = 46,042,849,283,127,408 - Step 5: Solve for x
x = 46,042,849,283,127,408/226,464,342.60 - Step 6: Final answer
x = 203,311,694.70
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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.