Finding the Fourth Proportional to 4,492,448,384.12, 6,199,392,523.32 and 2,457,889,254.96
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Solution
The fourth proportional to 4,492,448,384.12, 6,199,392,523.32 and 2,457,889,254.96 is: 3,391,785,273.31
Step by Step Solution
- Step 1: Write the proportion equation
4,492,448,384.12 : 6,199,392,523.32 = 2,457,889,254.96 : x - Step 2: Convert to fraction form
4,492,448,384.12/6,199,392,523.32 = 2,457,889,254.96/x - Step 3: Cross multiply
4,492,448,384.12x = 6,199,392,523.32 × 2,457,889,254.96 - Step 4: Simplify right side
4,492,448,384.12x = 15,237,420,270,347,589,632 - Step 5: Solve for x
x = 15,237,420,270,347,589,632/4,492,448,384.12 - Step 6: Final answer
x = 3,391,785,273.31
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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.