Finding the Fourth Proportional to 150,056,452.10, 207,073,454.97 and 83,078,394.29
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Solution
The fourth proportional to 150,056,452.10, 207,073,454.97 and 83,078,394.29 is: 114,645,720.99
Step by Step Solution
- Step 1: Write the proportion equation
150,056,452.10 : 207,073,454.97 = 83,078,394.29 : x - Step 2: Convert to fraction form
150,056,452.10/207,073,454.97 = 83,078,394.29/x - Step 3: Cross multiply
150,056,452.10x = 207,073,454.97 × 83,078,394.29 - Step 4: Simplify right side
150,056,452.10x = 17,203,330,139,196,360 - Step 5: Solve for x
x = 17,203,330,139,196,360/150,056,452.10 - Step 6: Final answer
x = 114,645,720.99
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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.