Finding the Fourth Proportional to 639,052,201.08, 958,674,148.22 and 224,455,947.56
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Solution
The fourth proportional to 639,052,201.08, 958,674,148.22 and 224,455,947.56 is: 336,717,585.79
Step by Step Solution
- Step 1: Write the proportion equation
639,052,201.08 : 958,674,148.22 = 224,455,947.56 : x - Step 2: Convert to fraction form
639,052,201.08/958,674,148.22 = 224,455,947.56/x - Step 3: Cross multiply
639,052,201.08x = 958,674,148.22 × 224,455,947.56 - Step 4: Simplify right side
639,052,201.08x = 215,180,114,339,996,000 - Step 5: Solve for x
x = 215,180,114,339,996,000/639,052,201.08 - Step 6: Final answer
x = 336,717,585.79
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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.