Finding the Fourth Proportional to 3,967,172,263.62, 5,951,619,253.26 and 1,206,729,534.96
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Solution
The fourth proportional to 3,967,172,263.62, 5,951,619,253.26 and 1,206,729,534.96 is: 1,810,356,157.11
Step by Step Solution
- Step 1: Write the proportion equation
3,967,172,263.62 : 5,951,619,253.26 = 1,206,729,534.96 : x - Step 2: Convert to fraction form
3,967,172,263.62/5,951,619,253.26 = 1,206,729,534.96/x - Step 3: Cross multiply
3,967,172,263.62x = 5,951,619,253.26 × 1,206,729,534.96 - Step 4: Simplify right side
3,967,172,263.62x = 7,181,994,733,745,422,336 - Step 5: Solve for x
x = 7,181,994,733,745,422,336/3,967,172,263.62 - Step 6: Final answer
x = 1,810,356,157.11
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.