Finding the Fourth Proportional to 4,984,299,588.99, 6,880,451,331.56 and 3,105,633,067.68
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Solution
The fourth proportional to 4,984,299,588.99, 6,880,451,331.56 and 3,105,633,067.68 is: 4,287,093,260.41
Step by Step Solution
- Step 1: Write the proportion equation
4,984,299,588.99 : 6,880,451,331.56 = 3,105,633,067.68 : x - Step 2: Convert to fraction form
4,984,299,588.99/6,880,451,331.56 = 3,105,633,067.68/x - Step 3: Cross multiply
4,984,299,588.99x = 6,880,451,331.56 × 3,105,633,067.68 - Step 4: Simplify right side
4,984,299,588.99x = 21,368,157,175,840,096,256 - Step 5: Solve for x
x = 21,368,157,175,840,096,256/4,984,299,588.99 - Step 6: Final answer
x = 4,287,093,260.41
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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.