Finding the Fourth Proportional to 4,625,223,496.70, 6,382,624,551.81 and 2,618,474,904.32
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Solution
The fourth proportional to 4,625,223,496.70, 6,382,624,551.81 and 2,618,474,904.32 is: 3,613,391,271.69
Step by Step Solution
- Step 1: Write the proportion equation
4,625,223,496.70 : 6,382,624,551.81 = 2,618,474,904.32 : x - Step 2: Convert to fraction form
4,625,223,496.70/6,382,624,551.81 = 2,618,474,904.32/x - Step 3: Cross multiply
4,625,223,496.70x = 6,382,624,551.81 × 2,618,474,904.32 - Step 4: Simplify right side
4,625,223,496.70x = 16,712,742,212,611,174,400 - Step 5: Solve for x
x = 16,712,742,212,611,174,400/4,625,223,496.70 - Step 6: Final answer
x = 3,613,391,271.69
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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.