Finding the Fourth Proportional to 84,544,186,194.20, 126,816,279,291.30 and 25,656,177,387.80
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Solution
The fourth proportional to 84,544,186,194.20, 126,816,279,291.30 and 25,656,177,387.80 is: 38,484,266,081.70
Step by Step Solution
- Step 1: Write the proportion equation
84,544,186,194.20 : 126,816,279,291.30 = 25,656,177,387.80 : x - Step 2: Convert to fraction form
84,544,186,194.20/126,816,279,291.30 = 25,656,177,387.80/x - Step 3: Cross multiply
84,544,186,194.20x = 126,816,279,291.30 × 25,656,177,387.80 - Step 4: Simplify right side
84,544,186,194.20x = 3,253,620,957,158,380,666,880 - Step 5: Solve for x
x = 3,253,620,957,158,380,666,880/84,544,186,194.20 - Step 6: Final answer
x = 38,484,266,081.70
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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.