Finding the Fourth Proportional to 126,831,367.96, 175,028,185.02 and 68,884,615.96
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Solution
The fourth proportional to 126,831,367.96, 175,028,185.02 and 68,884,615.96 is: 95,061,257.33
Step by Step Solution
- Step 1: Write the proportion equation
126,831,367.96 : 175,028,185.02 = 68,884,615.96 : x - Step 2: Convert to fraction form
126,831,367.96/175,028,185.02 = 68,884,615.96/x - Step 3: Cross multiply
126,831,367.96x = 175,028,185.02 × 68,884,615.96 - Step 4: Simplify right side
126,831,367.96x = 12,056,749,307,278,524 - Step 5: Solve for x
x = 12,056,749,307,278,524/126,831,367.96 - Step 6: Final answer
x = 95,061,257.33
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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.