Finding the Fourth Proportional to 412,683,552.96, 569,503,283.76 and 227,040,582.84
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Solution
The fourth proportional to 412,683,552.96, 569,503,283.76 and 227,040,582.84 is: 313,315,993.69
Step by Step Solution
- Step 1: Write the proportion equation
412,683,552.96 : 569,503,283.76 = 227,040,582.84 : x - Step 2: Convert to fraction form
412,683,552.96/569,503,283.76 = 227,040,582.84/x - Step 3: Cross multiply
412,683,552.96x = 569,503,283.76 × 227,040,582.84 - Step 4: Simplify right side
412,683,552.96x = 129,300,357,474,164,304 - Step 5: Solve for x
x = 129,300,357,474,164,304/412,683,552.96 - Step 6: Final answer
x = 313,315,993.69
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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.