Finding the Fourth Proportional to 4,628,519,709.94, 6,387,248,560.26 and 2,723,404,578.22
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Solution
The fourth proportional to 4,628,519,709.94, 6,387,248,560.26 and 2,723,404,578.22 is: 3,758,234,394.87
Step by Step Solution
- Step 1: Write the proportion equation
4,628,519,709.94 : 6,387,248,560.26 = 2,723,404,578.22 : x - Step 2: Convert to fraction form
4,628,519,709.94/6,387,248,560.26 = 2,723,404,578.22/x - Step 3: Cross multiply
4,628,519,709.94x = 6,387,248,560.26 × 2,723,404,578.22 - Step 4: Simplify right side
4,628,519,709.94x = 17,395,061,971,241,187,328 - Step 5: Solve for x
x = 17,395,061,971,241,187,328/4,628,519,709.94 - Step 6: Final answer
x = 3,758,234,394.87
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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.