Finding the Fourth Proportional to 184,858,641.20, 255,112,896.38 and 102,352,425.95
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Solution
The fourth proportional to 184,858,641.20, 255,112,896.38 and 102,352,425.95 is: 141,250,761.47
Step by Step Solution
- Step 1: Write the proportion equation
184,858,641.20 : 255,112,896.38 = 102,352,425.95 : x - Step 2: Convert to fraction form
184,858,641.20/255,112,896.38 = 102,352,425.95/x - Step 3: Cross multiply
184,858,641.20x = 255,112,896.38 × 102,352,425.95 - Step 4: Simplify right side
184,858,641.20x = 26,111,423,833,836,644 - Step 5: Solve for x
x = 26,111,423,833,836,644/184,858,641.20 - Step 6: Final answer
x = 141,250,761.47
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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.