Finding the Fourth Proportional to 83,674,820.75, 125,440,347.04 and 29,080,313.29
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Solution
The fourth proportional to 83,674,820.75, 125,440,347.04 and 29,080,313.29 is: 43,595,487.37
Step by Step Solution
- Step 1: Write the proportion equation
83,674,820.75 : 125,440,347.04 = 29,080,313.29 : x - Step 2: Convert to fraction form
83,674,820.75/125,440,347.04 = 29,080,313.29/x - Step 3: Cross multiply
83,674,820.75x = 125,440,347.04 × 29,080,313.29 - Step 4: Simplify right side
83,674,820.75x = 3,647,844,591,129,524 - Step 5: Solve for x
x = 3,647,844,591,129,524/83,674,820.75 - Step 6: Final answer
x = 43,595,487.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.