Finding the Fourth Proportional to 633,914,483, 950,936,949 and 219,390,576.80
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Solution
The fourth proportional to 633,914,483, 950,936,949 and 219,390,576.80 is: 329,108,438.66
Step by Step Solution
- Step 1: Write the proportion equation
633,914,483 : 950,936,949 = 219,390,576.80 : x - Step 2: Convert to fraction form
633,914,483/950,936,949 = 219,390,576.80/x - Step 3: Cross multiply
633,914,483x = 950,936,949 × 219,390,576.80 - Step 4: Simplify right side
633,914,483x = 208,626,605,741,542,208 - Step 5: Solve for x
x = 208,626,605,741,542,208/633,914,483 - Step 6: Final answer
x = 329,108,438.66
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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.