Finding the Fourth Proportional to 282,133,930.15, 423,033,243.50 and 107,269,764.21
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Solution
The fourth proportional to 282,133,930.15, 423,033,243.50 and 107,269,764.21 is: 160,840,903.67
Step by Step Solution
- Step 1: Write the proportion equation
282,133,930.15 : 423,033,243.50 = 107,269,764.21 : x - Step 2: Convert to fraction form
282,133,930.15/423,033,243.50 = 107,269,764.21/x - Step 3: Cross multiply
282,133,930.15x = 423,033,243.50 × 107,269,764.21 - Step 4: Simplify right side
282,133,930.15x = 45,378,676,280,585,000 - Step 5: Solve for x
x = 45,378,676,280,585,000/282,133,930.15 - Step 6: Final answer
x = 160,840,903.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.