Finding the Fourth Proportional to 4,625,223,494.70, 6,382,624,549.05 and 2,618,474,902.32
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Solution
The fourth proportional to 4,625,223,494.70, 6,382,624,549.05 and 2,618,474,902.32 is: 3,613,391,268.93
Step by Step Solution
- Step 1: Write the proportion equation
4,625,223,494.70 : 6,382,624,549.05 = 2,618,474,902.32 : x - Step 2: Convert to fraction form
4,625,223,494.70/6,382,624,549.05 = 2,618,474,902.32/x - Step 3: Cross multiply
4,625,223,494.70x = 6,382,624,549.05 × 2,618,474,902.32 - Step 4: Simplify right side
4,625,223,494.70x = 16,712,742,192,618,934,272 - Step 5: Solve for x
x = 16,712,742,192,618,934,272/4,625,223,494.70 - Step 6: Final answer
x = 3,613,391,268.93
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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.