Finding the Fourth Proportional to 4,850,283,645.80, 7,275,425,468.70 and 4,360,507,620.20
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Solution
The fourth proportional to 4,850,283,645.80, 7,275,425,468.70 and 4,360,507,620.20 is: 6,540,761,430.30
Step by Step Solution
- Step 1: Write the proportion equation
4,850,283,645.80 : 7,275,425,468.70 = 4,360,507,620.20 : x - Step 2: Convert to fraction form
4,850,283,645.80/7,275,425,468.70 = 4,360,507,620.20/x - Step 3: Cross multiply
4,850,283,645.80x = 7,275,425,468.70 × 4,360,507,620.20 - Step 4: Simplify right side
4,850,283,645.80x = 31,724,548,196,463,505,408 - Step 5: Solve for x
x = 31,724,548,196,463,505,408/4,850,283,645.80 - Step 6: Final answer
x = 6,540,761,430.30
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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.