Finding the Fourth Proportional to 504,901,246.20, 757,351,869.30 and 159,881,875.80
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Solution
The fourth proportional to 504,901,246.20, 757,351,869.30 and 159,881,875.80 is: 239,822,813.70
Step by Step Solution
- Step 1: Write the proportion equation
504,901,246.20 : 757,351,869.30 = 159,881,875.80 : x - Step 2: Convert to fraction form
504,901,246.20/757,351,869.30 = 159,881,875.80/x - Step 3: Cross multiply
504,901,246.20x = 757,351,869.30 × 159,881,875.80 - Step 4: Simplify right side
504,901,246.20x = 121,086,837,504,320,432 - Step 5: Solve for x
x = 121,086,837,504,320,432/504,901,246.20 - Step 6: Final answer
x = 239,822,813.70
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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.