Finding the Fourth Proportional to 125,207,950,412.40, 187,811,925,618.60 and 125,207,950,412.40
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Solution
The fourth proportional to 125,207,950,412.40, 187,811,925,618.60 and 125,207,950,412.40 is: 187,811,925,618.60
Step by Step Solution
- Step 1: Write the proportion equation
125,207,950,412.40 : 187,811,925,618.60 = 125,207,950,412.40 : x - Step 2: Convert to fraction form
125,207,950,412.40/187,811,925,618.60 = 125,207,950,412.40/x - Step 3: Cross multiply
125,207,950,412.40x = 187,811,925,618.60 × 125,207,950,412.40 - Step 4: Simplify right side
125,207,950,412.40x = 23,515,546,269,711,025,045,504 - Step 5: Solve for x
x = 23,515,546,269,711,025,045,504/125,207,950,412.40 - Step 6: Final answer
x = 187,811,925,618.60
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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.