Finding the Fourth Proportional to 324,581,114.24, 447,932,770.08 and 177,903,774.08
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Solution
The fourth proportional to 324,581,114.24, 447,932,770.08 and 177,903,774.08 is: 245,513,145.51
Step by Step Solution
- Step 1: Write the proportion equation
324,581,114.24 : 447,932,770.08 = 177,903,774.08 : x - Step 2: Convert to fraction form
324,581,114.24/447,932,770.08 = 177,903,774.08/x - Step 3: Cross multiply
324,581,114.24x = 447,932,770.08 × 177,903,774.08 - Step 4: Simplify right side
324,581,114.24x = 79,688,930,331,340,912 - Step 5: Solve for x
x = 79,688,930,331,340,912/324,581,114.24 - Step 6: Final answer
x = 245,513,145.51
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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.