Finding the Fourth Proportional to 101,343,676.80, 152,015,515.20 and 58,296,955.80
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Solution
The fourth proportional to 101,343,676.80, 152,015,515.20 and 58,296,955.80 is: 87,445,433.70
Step by Step Solution
- Step 1: Write the proportion equation
101,343,676.80 : 152,015,515.20 = 58,296,955.80 : x - Step 2: Convert to fraction form
101,343,676.80/152,015,515.20 = 58,296,955.80/x - Step 3: Cross multiply
101,343,676.80x = 152,015,515.20 × 58,296,955.80 - Step 4: Simplify right side
101,343,676.80x = 8,862,041,770,528,627 - Step 5: Solve for x
x = 8,862,041,770,528,627/101,343,676.80 - Step 6: Final answer
x = 87,445,433.70
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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.