Finding the Fourth Proportional to 4,962,852,290.40, 7,444,278,435.60 and 4,420,463,605.80
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Solution
The fourth proportional to 4,962,852,290.40, 7,444,278,435.60 and 4,420,463,605.80 is: 6,630,695,408.70
Step by Step Solution
- Step 1: Write the proportion equation
4,962,852,290.40 : 7,444,278,435.60 = 4,420,463,605.80 : x - Step 2: Convert to fraction form
4,962,852,290.40/7,444,278,435.60 = 4,420,463,605.80/x - Step 3: Cross multiply
4,962,852,290.40x = 7,444,278,435.60 × 4,420,463,605.80 - Step 4: Simplify right side
4,962,852,290.40x = 32,907,161,896,011,563,008 - Step 5: Solve for x
x = 32,907,161,896,011,563,008/4,962,852,290.40 - Step 6: Final answer
x = 6,630,695,408.70
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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.