Finding the Fourth Proportional to 378,456,350.70, 567,684,526.05 and 102,107,030.70
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Solution
The fourth proportional to 378,456,350.70, 567,684,526.05 and 102,107,030.70 is: 153,160,546.05
Step by Step Solution
- Step 1: Write the proportion equation
378,456,350.70 : 567,684,526.05 = 102,107,030.70 : x - Step 2: Convert to fraction form
378,456,350.70/567,684,526.05 = 102,107,030.70/x - Step 3: Cross multiply
378,456,350.70x = 567,684,526.05 × 102,107,030.70 - Step 4: Simplify right side
378,456,350.70x = 57,964,581,329,302,296 - Step 5: Solve for x
x = 57,964,581,329,302,296/378,456,350.70 - Step 6: Final answer
x = 153,160,546.05
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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.