Finding the Fourth Proportional to 382,881,780.11, 574,467,414.02 and 149,879,014.70
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Solution
The fourth proportional to 382,881,780.11, 574,467,414.02 and 149,879,014.70 is: 224,875,182.00
Step by Step Solution
- Step 1: Write the proportion equation
382,881,780.11 : 574,467,414.02 = 149,879,014.70 : x - Step 2: Convert to fraction form
382,881,780.11/574,467,414.02 = 149,879,014.70/x - Step 3: Cross multiply
382,881,780.11x = 574,467,414.02 × 149,879,014.70 - Step 4: Simplify right side
382,881,780.11x = 86,100,609,986,952,832 - Step 5: Solve for x
x = 86,100,609,986,952,832/382,881,780.11 - Step 6: Final answer
x = 224,875,182.00
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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.