Finding the Fourth Proportional to 84,055,460.02, 115,999,419.53 and 48,770,600.92
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Solution
The fourth proportional to 84,055,460.02, 115,999,419.53 and 48,770,600.92 is: 67,305,103.02
Step by Step Solution
- Step 1: Write the proportion equation
84,055,460.02 : 115,999,419.53 = 48,770,600.92 : x - Step 2: Convert to fraction form
84,055,460.02/115,999,419.53 = 48,770,600.92/x - Step 3: Cross multiply
84,055,460.02x = 115,999,419.53 × 48,770,600.92 - Step 4: Simplify right side
84,055,460.02x = 5,657,361,396,025,434 - Step 5: Solve for x
x = 5,657,361,396,025,434/84,055,460.02 - Step 6: Final answer
x = 67,305,103.02
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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.