Finding the Fourth Proportional to 224,228,765.80, 336,343,148.70 and 87,914,149.30
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Solution
The fourth proportional to 224,228,765.80, 336,343,148.70 and 87,914,149.30 is: 131,871,223.95
Step by Step Solution
- Step 1: Write the proportion equation
224,228,765.80 : 336,343,148.70 = 87,914,149.30 : x - Step 2: Convert to fraction form
224,228,765.80/336,343,148.70 = 87,914,149.30/x - Step 3: Cross multiply
224,228,765.80x = 336,343,148.70 × 87,914,149.30 - Step 4: Simplify right side
224,228,765.80x = 29,569,321,790,843,900 - Step 5: Solve for x
x = 29,569,321,790,843,900/224,228,765.80 - Step 6: Final answer
x = 131,871,223.95
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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.