Finding the Fourth Proportional to 1,492,332,020.26, 2,237,318,554.42 and 744,964,224.68
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Solution
The fourth proportional to 1,492,332,020.26, 2,237,318,554.42 and 744,964,224.68 is: 1,116,857,548.87
Step by Step Solution
- Step 1: Write the proportion equation
1,492,332,020.26 : 2,237,318,554.42 = 744,964,224.68 : x - Step 2: Convert to fraction form
1,492,332,020.26/2,237,318,554.42 = 744,964,224.68/x - Step 3: Cross multiply
1,492,332,020.26x = 2,237,318,554.42 × 744,964,224.68 - Step 4: Simplify right side
1,492,332,020.26x = 1,666,722,282,249,519,872 - Step 5: Solve for x
x = 1,666,722,282,249,519,872/1,492,332,020.26 - Step 6: Final answer
x = 1,116,857,548.87
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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.