Finding the Fourth Proportional to 252,334,108.56, 348,225,604.56 and 147,987,439.68
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Solution
The fourth proportional to 252,334,108.56, 348,225,604.56 and 147,987,439.68 is: 204,225,326.27
Step by Step Solution
- Step 1: Write the proportion equation
252,334,108.56 : 348,225,604.56 = 147,987,439.68 : x - Step 2: Convert to fraction form
252,334,108.56/348,225,604.56 = 147,987,439.68/x - Step 3: Cross multiply
252,334,108.56x = 348,225,604.56 × 147,987,439.68 - Step 4: Simplify right side
252,334,108.56x = 51,533,015,649,854,536 - Step 5: Solve for x
x = 51,533,015,649,854,536/252,334,108.56 - Step 6: Final answer
x = 204,225,326.27
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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.