Finding the Fourth Proportional to 20,247,259,673,975, 27,941,196,641,626 and 10,998,250,885,428
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Solution
The fourth proportional to 20,247,259,673,975, 27,941,196,641,626 and 10,998,250,885,428 is: 15,177,574,429,920.38
Step by Step Solution
- Step 1: Write the proportion equation
20,247,259,673,975 : 27,941,196,641,626 = 10,998,250,885,428 : x - Step 2: Convert to fraction form
20,247,259,673,975/27,941,196,641,626 = 10,998,250,885,428/x - Step 3: Cross multiply
20,247,259,673,975x = 27,941,196,641,626 × 10,998,250,885,428 - Step 4: Simplify right side
20,247,259,673,975x = 307,304,290,703,680,999,052,541,952 - Step 5: Solve for x
x = 307,304,290,703,680,999,052,541,952/20,247,259,673,975 - Step 6: Final answer
x = 15,177,574,429,920.38
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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.