Finding the Fourth Proportional to 4,743,397,284.13, 6,545,888,872.57 and 2,628,989,735.43
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Solution
The fourth proportional to 4,743,397,284.13, 6,545,888,872.57 and 2,628,989,735.43 is: 3,628,006,178.79
Step by Step Solution
- Step 1: Write the proportion equation
4,743,397,284.13 : 6,545,888,872.57 = 2,628,989,735.43 : x - Step 2: Convert to fraction form
4,743,397,284.13/6,545,888,872.57 = 2,628,989,735.43/x - Step 3: Cross multiply
4,743,397,284.13x = 6,545,888,872.57 × 2,628,989,735.43 - Step 4: Simplify right side
4,743,397,284.13x = 17,209,074,655,280,017,408 - Step 5: Solve for x
x = 17,209,074,655,280,017,408/4,743,397,284.13 - Step 6: Final answer
x = 3,628,006,178.79
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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.