Finding the Fourth Proportional to 146,093,675.63, 201,615,609.80 and 80,903,579.63
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Solution
The fourth proportional to 146,093,675.63, 201,615,609.80 and 80,903,579.63 is: 111,650,449.42
Step by Step Solution
- Step 1: Write the proportion equation
146,093,675.63 : 201,615,609.80 = 80,903,579.63 : x - Step 2: Convert to fraction form
146,093,675.63/201,615,609.80 = 80,903,579.63/x - Step 3: Cross multiply
146,093,675.63x = 201,615,609.80 × 80,903,579.63 - Step 4: Simplify right side
146,093,675.63x = 16,311,424,541,299,490 - Step 5: Solve for x
x = 16,311,424,541,299,490/146,093,675.63 - Step 6: Final answer
x = 111,650,449.42
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1.5x scale
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.