Finding the Fourth Proportional to 6,405,641,803.37, 9,609,911,546.38 and 3,457,858,150.19
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Solution
The fourth proportional to 6,405,641,803.37, 9,609,911,546.38 and 3,457,858,150.19 is: 5,187,569,330.80
Step by Step Solution
- Step 1: Write the proportion equation
6,405,641,803.37 : 9,609,911,546.38 = 3,457,858,150.19 : x - Step 2: Convert to fraction form
6,405,641,803.37/9,609,911,546.38 = 3,457,858,150.19/x - Step 3: Cross multiply
6,405,641,803.37x = 9,609,911,546.38 × 3,457,858,150.19 - Step 4: Simplify right side
6,405,641,803.37x = 33,229,710,963,252,871,168 - Step 5: Solve for x
x = 33,229,710,963,252,871,168/6,405,641,803.37 - Step 6: Final answer
x = 5,187,569,330.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.