Finding the Fourth Proportional to 4,688,167,571.94, 6,469,677,459.26 and 2,544,772,840.28
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Solution
The fourth proportional to 4,688,167,571.94, 6,469,677,459.26 and 2,544,772,840.28 is: 3,511,789,890.41
Step by Step Solution
- Step 1: Write the proportion equation
4,688,167,571.94 : 6,469,677,459.26 = 2,544,772,840.28 : x - Step 2: Convert to fraction form
4,688,167,571.94/6,469,677,459.26 = 2,544,772,840.28/x - Step 3: Cross multiply
4,688,167,571.94x = 6,469,677,459.26 × 2,544,772,840.28 - Step 4: Simplify right side
4,688,167,571.94x = 16,463,859,483,696,566,272 - Step 5: Solve for x
x = 16,463,859,483,696,566,272/4,688,167,571.94 - Step 6: Final answer
x = 3,511,789,890.41
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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.