Finding the Fourth Proportional to 522,939,054.62, 784,512,021.99 and 149,450,291.43
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Solution
The fourth proportional to 522,939,054.62, 784,512,021.99 and 149,450,291.43 is: 224,204,999.19
Step by Step Solution
- Step 1: Write the proportion equation
522,939,054.62 : 784,512,021.99 = 149,450,291.43 : x - Step 2: Convert to fraction form
522,939,054.62/784,512,021.99 = 149,450,291.43/x - Step 3: Cross multiply
522,939,054.62x = 784,512,021.99 × 149,450,291.43 - Step 4: Simplify right side
522,939,054.62x = 117,245,550,316,744,080 - Step 5: Solve for x
x = 117,245,550,316,744,080/522,939,054.62 - Step 6: Final answer
x = 224,204,999.19
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.