Finding the Fourth Proportional to 177,518,883.80, 266,278,325.70 and 81,967,395.80
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Solution
The fourth proportional to 177,518,883.80, 266,278,325.70 and 81,967,395.80 is: 122,951,093.70
Step by Step Solution
- Step 1: Write the proportion equation
177,518,883.80 : 266,278,325.70 = 81,967,395.80 : x - Step 2: Convert to fraction form
177,518,883.80/266,278,325.70 = 81,967,395.80/x - Step 3: Cross multiply
177,518,883.80x = 266,278,325.70 × 81,967,395.80 - Step 4: Simplify right side
177,518,883.80x = 21,826,140,915,613,212 - Step 5: Solve for x
x = 21,826,140,915,613,212/177,518,883.80 - Step 6: Final answer
x = 122,951,093.70
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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.