Finding the Fourth Proportional to 134,281,740,597.48, 185,392,431,974.52 and 85,480,096,739.40
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Solution
The fourth proportional to 134,281,740,597.48, 185,392,431,974.52 and 85,480,096,739.40 is: 118,015,770,047.53
Step by Step Solution
- Step 1: Write the proportion equation
134,281,740,597.48 : 185,392,431,974.52 = 85,480,096,739.40 : x - Step 2: Convert to fraction form
134,281,740,597.48/185,392,431,974.52 = 85,480,096,739.40/x - Step 3: Cross multiply
134,281,740,597.48x = 185,392,431,974.52 × 85,480,096,739.40 - Step 4: Simplify right side
134,281,740,597.48x = 15,847,363,019,934,600,790,016 - Step 5: Solve for x
x = 15,847,363,019,934,600,790,016/134,281,740,597.48 - Step 6: Final answer
x = 118,015,770,047.53
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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.