Finding the Fourth Proportional to 4,354,708,971.40, 6,532,063,457.10 and 3,905,747,614.60
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Solution
The fourth proportional to 4,354,708,971.40, 6,532,063,457.10 and 3,905,747,614.60 is: 5,858,621,421.90
Step by Step Solution
- Step 1: Write the proportion equation
4,354,708,971.40 : 6,532,063,457.10 = 3,905,747,614.60 : x - Step 2: Convert to fraction form
4,354,708,971.40/6,532,063,457.10 = 3,905,747,614.60/x - Step 3: Cross multiply
4,354,708,971.40x = 6,532,063,457.10 × 3,905,747,614.60 - Step 4: Simplify right side
4,354,708,971.40x = 25,512,591,265,984,155,648 - Step 5: Solve for x
x = 25,512,591,265,984,155,648/4,354,708,971.40 - Step 6: Final answer
x = 5,858,621,421.90
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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.