Finding the Fourth Proportional to 2,205,027,163.13, 3,308,186,165.83 and 711,028,660.78
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Solution
The fourth proportional to 2,205,027,163.13, 3,308,186,165.83 and 711,028,660.78 is: 1,066,751,112.37
Step by Step Solution
- Step 1: Write the proportion equation
2,205,027,163.13 : 3,308,186,165.83 = 711,028,660.78 : x - Step 2: Convert to fraction form
2,205,027,163.13/3,308,186,165.83 = 711,028,660.78/x - Step 3: Cross multiply
2,205,027,163.13x = 3,308,186,165.83 × 711,028,660.78 - Step 4: Simplify right side
2,205,027,163.13x = 2,352,215,179,080,931,840 - Step 5: Solve for x
x = 2,352,215,179,080,931,840/2,205,027,163.13 - Step 6: Final answer
x = 1,066,751,112.37
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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.