Finding the Fourth Proportional to 283,926,163.40, 426,078,201.90 and 161,104,243.40
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Solution
The fourth proportional to 283,926,163.40, 426,078,201.90 and 161,104,243.40 is: 241,763,582.21
Step by Step Solution
- Step 1: Write the proportion equation
283,926,163.40 : 426,078,201.90 = 161,104,243.40 : x - Step 2: Convert to fraction form
283,926,163.40/426,078,201.90 = 161,104,243.40/x - Step 3: Cross multiply
283,926,163.40x = 426,078,201.90 × 161,104,243.40 - Step 4: Simplify right side
283,926,163.40x = 68,643,006,346,331,944 - Step 5: Solve for x
x = 68,643,006,346,331,944/283,926,163.40 - Step 6: Final answer
x = 241,763,582.21
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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.