Finding the Fourth Proportional to 494,645,637.15, 741,992,318.76 and 162,645,296.70
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Solution
The fourth proportional to 494,645,637.15, 741,992,318.76 and 162,645,296.70 is: 243,975,791.50
Step by Step Solution
- Step 1: Write the proportion equation
494,645,637.15 : 741,992,318.76 = 162,645,296.70 : x - Step 2: Convert to fraction form
494,645,637.15/741,992,318.76 = 162,645,296.70/x - Step 3: Cross multiply
494,645,637.15x = 741,992,318.76 × 162,645,296.70 - Step 4: Simplify right side
494,645,637.15x = 120,681,560,833,841,168 - Step 5: Solve for x
x = 120,681,560,833,841,168/494,645,637.15 - Step 6: Final answer
x = 243,975,791.50
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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.