Finding the Fourth Proportional to 4,625,223,493.20, 6,382,624,546.98 and 2,618,474,900.82
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Solution
The fourth proportional to 4,625,223,493.20, 6,382,624,546.98 and 2,618,474,900.82 is: 3,613,391,266.86
Step by Step Solution
- Step 1: Write the proportion equation
4,625,223,493.20 : 6,382,624,546.98 = 2,618,474,900.82 : x - Step 2: Convert to fraction form
4,625,223,493.20/6,382,624,546.98 = 2,618,474,900.82/x - Step 3: Cross multiply
4,625,223,493.20x = 6,382,624,546.98 × 2,618,474,900.82 - Step 4: Simplify right side
4,625,223,493.20x = 16,712,742,177,624,752,128 - Step 5: Solve for x
x = 16,712,742,177,624,752,128/4,625,223,493.20 - Step 6: Final answer
x = 3,613,391,266.86
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.