Finding the Fourth Proportional to 557,350,796.07, 836,352,197.27 and 207,838,325.75
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Solution
The fourth proportional to 557,350,796.07, 836,352,197.27 and 207,838,325.75 is: 311,879,056.49
Step by Step Solution
- Step 1: Write the proportion equation
557,350,796.07 : 836,352,197.27 = 207,838,325.75 : x - Step 2: Convert to fraction form
557,350,796.07/836,352,197.27 = 207,838,325.75/x - Step 3: Cross multiply
557,350,796.07x = 836,352,197.27 × 207,838,325.75 - Step 4: Simplify right side
557,350,796.07x = 173,826,040,412,709,568 - Step 5: Solve for x
x = 173,826,040,412,709,568/557,350,796.07 - Step 6: Final answer
x = 311,879,056.49
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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.