Finding the Fourth Proportional to 236,600,853.08, 354,912,240.44 and 72,845,944.54
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Solution
The fourth proportional to 236,600,853.08, 354,912,240.44 and 72,845,944.54 is: 109,272,291.49
Step by Step Solution
- Step 1: Write the proportion equation
236,600,853.08 : 354,912,240.44 = 72,845,944.54 : x - Step 2: Convert to fraction form
236,600,853.08/354,912,240.44 = 72,845,944.54/x - Step 3: Cross multiply
236,600,853.08x = 354,912,240.44 × 72,845,944.54 - Step 4: Simplify right side
236,600,853.08x = 25,853,917,383,659,388 - Step 5: Solve for x
x = 25,853,917,383,659,388/236,600,853.08 - Step 6: Final answer
x = 109,272,291.49
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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.