Finding the Fourth Proportional to 219,912,244.11, 303,470,582.27 and 122,133,398.67
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Solution
The fourth proportional to 219,912,244.11, 303,470,582.27 and 122,133,398.67 is: 168,539,472.45
Step by Step Solution
- Step 1: Write the proportion equation
219,912,244.11 : 303,470,582.27 = 122,133,398.67 : x - Step 2: Convert to fraction form
219,912,244.11/303,470,582.27 = 122,133,398.67/x - Step 3: Cross multiply
219,912,244.11x = 303,470,582.27 × 122,133,398.67 - Step 4: Simplify right side
219,912,244.11x = 37,063,893,608,388,272 - Step 5: Solve for x
x = 37,063,893,608,388,272/219,912,244.11 - Step 6: Final answer
x = 168,539,472.45
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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.