Finding the Fourth Proportional to 814,473,095.13, 1,222,085,374.29 and 371,951,433.09
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Solution
The fourth proportional to 814,473,095.13, 1,222,085,374.29 and 371,951,433.09 is: 558,098,737.75
Step by Step Solution
- Step 1: Write the proportion equation
814,473,095.13 : 1,222,085,374.29 = 371,951,433.09 : x - Step 2: Convert to fraction form
814,473,095.13/1,222,085,374.29 = 371,951,433.09/x - Step 3: Cross multiply
814,473,095.13x = 1,222,085,374.29 × 371,951,433.09 - Step 4: Simplify right side
814,473,095.13x = 454,556,406,325,494,464 - Step 5: Solve for x
x = 454,556,406,325,494,464/814,473,095.13 - Step 6: Final answer
x = 558,098,737.75
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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.