Finding the Fourth Proportional to 5,113,250,806.24, 7,672,085,785.92 and 2,749,649,170.12
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Solution
The fourth proportional to 5,113,250,806.24, 7,672,085,785.92 and 2,749,649,170.12 is: 4,125,661,954.35
Step by Step Solution
- Step 1: Write the proportion equation
5,113,250,806.24 : 7,672,085,785.92 = 2,749,649,170.12 : x - Step 2: Convert to fraction form
5,113,250,806.24/7,672,085,785.92 = 2,749,649,170.12/x - Step 3: Cross multiply
5,113,250,806.24x = 7,672,085,785.92 × 2,749,649,170.12 - Step 4: Simplify right side
5,113,250,806.24x = 21,095,544,314,344,374,272 - Step 5: Solve for x
x = 21,095,544,314,344,374,272/5,113,250,806.24 - Step 6: Final answer
x = 4,125,661,954.35
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1.5x scale
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.