Finding the Fourth Proportional to 199,959,471.10, 275,832,918.03 and 116,318,190.70
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Solution
The fourth proportional to 199,959,471.10, 275,832,918.03 and 116,318,190.70 is: 160,454,445.01
Step by Step Solution
- Step 1: Write the proportion equation
199,959,471.10 : 275,832,918.03 = 116,318,190.70 : x - Step 2: Convert to fraction form
199,959,471.10/275,832,918.03 = 116,318,190.70/x - Step 3: Cross multiply
199,959,471.10x = 275,832,918.03 × 116,318,190.70 - Step 4: Simplify right side
199,959,471.10x = 32,084,385,960,751,004 - Step 5: Solve for x
x = 32,084,385,960,751,004/199,959,471.10 - Step 6: Final answer
x = 160,454,445.01
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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.