Finding the Fourth Proportional to 5,673,364,645.64, 7,831,332,416.18 and 3,415,409,122.44
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Solution
The fourth proportional to 5,673,364,645.64, 7,831,332,416.18 and 3,415,409,122.44 is: 4,714,522,306.55
Step by Step Solution
- Step 1: Write the proportion equation
5,673,364,645.64 : 7,831,332,416.18 = 3,415,409,122.44 : x - Step 2: Convert to fraction form
5,673,364,645.64/7,831,332,416.18 = 3,415,409,122.44/x - Step 3: Cross multiply
5,673,364,645.64x = 7,831,332,416.18 × 3,415,409,122.44 - Step 4: Simplify right side
5,673,364,645.64x = 26,747,204,175,081,259,008 - Step 5: Solve for x
x = 26,747,204,175,081,259,008/5,673,364,645.64 - Step 6: Final answer
x = 4,714,522,306.55
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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.