Finding the Fourth Proportional to 113,447,324.37, 156,629,712.20 and 92,589,183.75
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Solution
The fourth proportional to 113,447,324.37, 156,629,712.20 and 92,589,183.75 is: 127,832,166.02
Step by Step Solution
- Step 1: Write the proportion equation
113,447,324.37 : 156,629,712.20 = 92,589,183.75 : x - Step 2: Convert to fraction form
113,447,324.37/156,629,712.20 = 92,589,183.75/x - Step 3: Cross multiply
113,447,324.37x = 156,629,712.20 × 92,589,183.75 - Step 4: Simplify right side
113,447,324.37x = 14,502,217,203,132,470 - Step 5: Solve for x
x = 14,502,217,203,132,470/113,447,324.37 - Step 6: Final answer
x = 127,832,166.02
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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.