Finding the Fourth Proportional to 4,354,708,968.40, 6,532,063,452.60 and 3,905,747,611.60
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Solution
The fourth proportional to 4,354,708,968.40, 6,532,063,452.60 and 3,905,747,611.60 is: 5,858,621,417.40
Step by Step Solution
- Step 1: Write the proportion equation
4,354,708,968.40 : 6,532,063,452.60 = 3,905,747,611.60 : x - Step 2: Convert to fraction form
4,354,708,968.40/6,532,063,452.60 = 3,905,747,611.60/x - Step 3: Cross multiply
4,354,708,968.40x = 6,532,063,452.60 × 3,905,747,611.60 - Step 4: Simplify right side
4,354,708,968.40x = 25,512,591,228,812,099,584 - Step 5: Solve for x
x = 25,512,591,228,812,099,584/4,354,708,968.40 - Step 6: Final answer
x = 5,858,621,417.40
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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.