Finding the Fourth Proportional to 11,015,641,233.54, 15,201,636,381.76 and 6,258,178,163.06
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Solution
The fourth proportional to 11,015,641,233.54, 15,201,636,381.76 and 6,258,178,163.06 is: 8,636,315,111.41
Step by Step Solution
- Step 1: Write the proportion equation
11,015,641,233.54 : 15,201,636,381.76 = 6,258,178,163.06 : x - Step 2: Convert to fraction form
11,015,641,233.54/15,201,636,381.76 = 6,258,178,163.06/x - Step 3: Cross multiply
11,015,641,233.54x = 15,201,636,381.76 × 6,258,178,163.06 - Step 4: Simplify right side
11,015,641,233.54x = 95,134,548,847,108,866,048 - Step 5: Solve for x
x = 95,134,548,847,108,866,048/11,015,641,233.54 - Step 6: Final answer
x = 8,636,315,111.41
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1.5x scale
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.