Finding the Fourth Proportional to 213,247,132.26, 319,882,663.74 and 59,881,231.14
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Solution
The fourth proportional to 213,247,132.26, 319,882,663.74 and 59,881,231.14 is: 89,825,206.66
Step by Step Solution
- Step 1: Write the proportion equation
213,247,132.26 : 319,882,663.74 = 59,881,231.14 : x - Step 2: Convert to fraction form
213,247,132.26/319,882,663.74 = 59,881,231.14/x - Step 3: Cross multiply
213,247,132.26x = 319,882,663.74 × 59,881,231.14 - Step 4: Simplify right side
213,247,132.26x = 19,154,967,725,093,836 - Step 5: Solve for x
x = 19,154,967,725,093,836/213,247,132.26 - Step 6: Final answer
x = 89,825,206.66
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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.