Finding the Fourth Proportional to 3,974,162,459.67, 5,484,380,463.99 and 2,190,079,925.37
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Solution
The fourth proportional to 3,974,162,459.67, 5,484,380,463.99 and 2,190,079,925.37 is: 3,022,330,284.47
Step by Step Solution
- Step 1: Write the proportion equation
3,974,162,459.67 : 5,484,380,463.99 = 2,190,079,925.37 : x - Step 2: Convert to fraction form
3,974,162,459.67/5,484,380,463.99 = 2,190,079,925.37/x - Step 3: Cross multiply
3,974,162,459.67x = 5,484,380,463.99 × 2,190,079,925.37 - Step 4: Simplify right side
3,974,162,459.67x = 12,011,231,557,275,904,000 - Step 5: Solve for x
x = 12,011,231,557,275,904,000/3,974,162,459.67 - Step 6: Final answer
x = 3,022,330,284.47
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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.