Finding the Fourth Proportional to 3,701,149,108.47, 5,107,555,539.23 and 2,007,599,513.99
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Solution
The fourth proportional to 3,701,149,108.47, 5,107,555,539.23 and 2,007,599,513.99 is: 2,770,470,931.51
Step by Step Solution
- Step 1: Write the proportion equation
3,701,149,108.47 : 5,107,555,539.23 = 2,007,599,513.99 : x - Step 2: Convert to fraction form
3,701,149,108.47/5,107,555,539.23 = 2,007,599,513.99/x - Step 3: Cross multiply
3,701,149,108.47x = 5,107,555,539.23 × 2,007,599,513.99 - Step 4: Simplify right side
3,701,149,108.47x = 10,253,926,018,199,504,896 - Step 5: Solve for x
x = 10,253,926,018,199,504,896/3,701,149,108.47 - Step 6: Final answer
x = 2,770,470,931.51
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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.