Finding the Fourth Proportional to 149,323,626.64, 206,056,082.23 and 83,241,201.84
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Solution
The fourth proportional to 149,323,626.64, 206,056,082.23 and 83,241,201.84 is: 114,866,992.70
Step by Step Solution
- Step 1: Write the proportion equation
149,323,626.64 : 206,056,082.23 = 83,241,201.84 : x - Step 2: Convert to fraction form
149,323,626.64/206,056,082.23 = 83,241,201.84/x - Step 3: Cross multiply
149,323,626.64x = 206,056,082.23 × 83,241,201.84 - Step 4: Simplify right side
149,323,626.64x = 17,152,355,930,754,904 - Step 5: Solve for x
x = 17,152,355,930,754,904/149,323,626.64 - Step 6: Final answer
x = 114,866,992.70
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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.