Finding the Fourth Proportional to 332,971,634.70, 498,740,006.70 and 275,576,006.70
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Solution
The fourth proportional to 332,971,634.70, 498,740,006.70 and 275,576,006.70 is: 412,770,233.57
Step by Step Solution
- Step 1: Write the proportion equation
332,971,634.70 : 498,740,006.70 = 275,576,006.70 : x - Step 2: Convert to fraction form
332,971,634.70/498,740,006.70 = 275,576,006.70/x - Step 3: Cross multiply
332,971,634.70x = 498,740,006.70 × 275,576,006.70 - Step 4: Simplify right side
332,971,634.70x = 137,440,779,427,917,232 - Step 5: Solve for x
x = 137,440,779,427,917,232/332,971,634.70 - Step 6: Final answer
x = 412,770,233.57
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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.