Finding the Fourth Proportional to 4,655,291,266.20, 6,982,936,899.30 and 4,150,209,739.80
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Solution
The fourth proportional to 4,655,291,266.20, 6,982,936,899.30 and 4,150,209,739.80 is: 6,225,314,609.70
Step by Step Solution
- Step 1: Write the proportion equation
4,655,291,266.20 : 6,982,936,899.30 = 4,150,209,739.80 : x - Step 2: Convert to fraction form
4,655,291,266.20/6,982,936,899.30 = 4,150,209,739.80/x - Step 3: Cross multiply
4,655,291,266.20x = 6,982,936,899.30 × 4,150,209,739.80 - Step 4: Simplify right side
4,655,291,266.20x = 28,980,652,731,883,675,648 - Step 5: Solve for x
x = 28,980,652,731,883,675,648/4,655,291,266.20 - Step 6: Final answer
x = 6,225,314,609.70
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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.