Finding the Fourth Proportional to 6,901,412,879.54, 9,524,376,579.42 and 3,807,937,199.87
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Solution
The fourth proportional to 6,901,412,879.54, 9,524,376,579.42 and 3,807,937,199.87 is: 5,255,188,830.95
Step by Step Solution
- Step 1: Write the proportion equation
6,901,412,879.54 : 9,524,376,579.42 = 3,807,937,199.87 : x - Step 2: Convert to fraction form
6,901,412,879.54/9,524,376,579.42 = 3,807,937,199.87/x - Step 3: Cross multiply
6,901,412,879.54x = 9,524,376,579.42 × 3,807,937,199.87 - Step 4: Simplify right side
6,901,412,879.54x = 36,268,227,882,344,001,536 - Step 5: Solve for x
x = 36,268,227,882,344,001,536/6,901,412,879.54 - Step 6: Final answer
x = 5,255,188,830.95
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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.