Finding the Fourth Proportional to 253,926,734,006, 350,418,950,126.08 and 139,741,354,998.99
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Solution
The fourth proportional to 253,926,734,006, 350,418,950,126.08 and 139,741,354,998.99 is: 192,843,101,375.79
Step by Step Solution
- Step 1: Write the proportion equation
253,926,734,006 : 350,418,950,126.08 = 139,741,354,998.99 : x - Step 2: Convert to fraction form
253,926,734,006/350,418,950,126.08 = 139,741,354,998.99/x - Step 3: Cross multiply
253,926,734,006x = 350,418,950,126.08 × 139,741,354,998.99 - Step 4: Simplify right side
253,926,734,006x = 48,968,018,907,941,916,639,232 - Step 5: Solve for x
x = 48,968,018,907,941,916,639,232/253,926,734,006 - Step 6: Final answer
x = 192,843,101,375.79
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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.