Finding the Fourth Proportional to 97,674,807.60, 146,512,211.40 and 29,528,017.20
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Solution
The fourth proportional to 97,674,807.60, 146,512,211.40 and 29,528,017.20 is: 44,292,025.80
Step by Step Solution
- Step 1: Write the proportion equation
97,674,807.60 : 146,512,211.40 = 29,528,017.20 : x - Step 2: Convert to fraction form
97,674,807.60/146,512,211.40 = 29,528,017.20/x - Step 3: Cross multiply
97,674,807.60x = 146,512,211.40 × 29,528,017.20 - Step 4: Simplify right side
97,674,807.60x = 4,326,215,098,229,236 - Step 5: Solve for x
x = 4,326,215,098,229,236/97,674,807.60 - Step 6: Final answer
x = 44,292,025.80
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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.