Finding the Fourth Proportional to 158,332,331.80, 237,498,497.70 and 158,332,331.80
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Solution
The fourth proportional to 158,332,331.80, 237,498,497.70 and 158,332,331.80 is: 237,498,497.70
Step by Step Solution
- Step 1: Write the proportion equation
158,332,331.80 : 237,498,497.70 = 158,332,331.80 : x - Step 2: Convert to fraction form
158,332,331.80/237,498,497.70 = 158,332,331.80/x - Step 3: Cross multiply
158,332,331.80x = 237,498,497.70 × 158,332,331.80 - Step 4: Simplify right side
158,332,331.80x = 37,603,690,939,837,936 - Step 5: Solve for x
x = 37,603,690,939,837,936/158,332,331.80 - Step 6: Final answer
x = 237,498,497.70
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1.5x scale
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.