Finding the Fourth Proportional to 406,010,867.87, 560,279,994.62 and 220,367,897.75
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Solution
The fourth proportional to 406,010,867.87, 560,279,994.62 and 220,367,897.75 is: 304,099,555.79
Step by Step Solution
- Step 1: Write the proportion equation
406,010,867.87 : 560,279,994.62 = 220,367,897.75 : x - Step 2: Convert to fraction form
406,010,867.87/560,279,994.62 = 220,367,897.75/x - Step 3: Cross multiply
406,010,867.87x = 560,279,994.62 × 220,367,897.75 - Step 4: Simplify right side
406,010,867.87x = 123,467,724,561,887,472 - Step 5: Solve for x
x = 123,467,724,561,887,472/406,010,867.87 - Step 6: Final answer
x = 304,099,555.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.