Finding the Fourth Proportional to 11,380,896,793.63, 15,705,823,515.64 and 6,230,858,347.19
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Solution
The fourth proportional to 11,380,896,793.63, 15,705,823,515.64 and 6,230,858,347.19 is: 8,598,686,318.52
Step by Step Solution
- Step 1: Write the proportion equation
11,380,896,793.63 : 15,705,823,515.64 = 6,230,858,347.19 : x - Step 2: Convert to fraction form
11,380,896,793.63/15,705,823,515.64 = 6,230,858,347.19/x - Step 3: Cross multiply
11,380,896,793.63x = 15,705,823,515.64 × 6,230,858,347.19 - Step 4: Simplify right side
11,380,896,793.63x = 97,860,761,551,939,059,712 - Step 5: Solve for x
x = 97,860,761,551,939,059,712/11,380,896,793.63 - Step 6: Final answer
x = 8,598,686,318.52
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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.