Finding the Fourth Proportional to 4,430,491,374.84, 6,115,960,673.90 and 2,760,565,578.16
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Solution
The fourth proportional to 4,430,491,374.84, 6,115,960,673.90 and 2,760,565,578.16 is: 3,810,753,500.08
Step by Step Solution
- Step 1: Write the proportion equation
4,430,491,374.84 : 6,115,960,673.90 = 2,760,565,578.16 : x - Step 2: Convert to fraction form
4,430,491,374.84/6,115,960,673.90 = 2,760,565,578.16/x - Step 3: Cross multiply
4,430,491,374.84x = 6,115,960,673.90 × 2,760,565,578.16 - Step 4: Simplify right side
4,430,491,374.84x = 16,883,510,513,748,574,208 - Step 5: Solve for x
x = 16,883,510,513,748,574,208/4,430,491,374.84 - Step 6: Final answer
x = 3,810,753,500.08
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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.