Finding the Fourth Proportional to 323,551,195.92, 485,347,224.78 and 136,770,310.11
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Solution
The fourth proportional to 323,551,195.92, 485,347,224.78 and 136,770,310.11 is: 205,164,101.64
Step by Step Solution
- Step 1: Write the proportion equation
323,551,195.92 : 485,347,224.78 = 136,770,310.11 : x - Step 2: Convert to fraction form
323,551,195.92/485,347,224.78 = 136,770,310.11/x - Step 3: Cross multiply
323,551,195.92x = 485,347,224.78 × 136,770,310.11 - Step 4: Simplify right side
323,551,195.92x = 66,381,090,444,188,480 - Step 5: Solve for x
x = 66,381,090,444,188,480/323,551,195.92 - Step 6: Final answer
x = 205,164,101.64
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.