Finding the Fourth Proportional to 4,492,448,392.12, 6,199,392,534.36 and 2,457,889,262.96
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Solution
The fourth proportional to 4,492,448,392.12, 6,199,392,534.36 and 2,457,889,262.96 is: 3,391,785,284.35
Step by Step Solution
- Step 1: Write the proportion equation
4,492,448,392.12 : 6,199,392,534.36 = 2,457,889,262.96 : x - Step 2: Convert to fraction form
4,492,448,392.12/6,199,392,534.36 = 2,457,889,262.96/x - Step 3: Cross multiply
4,492,448,392.12x = 6,199,392,534.36 × 2,457,889,262.96 - Step 4: Simplify right side
4,492,448,392.12x = 15,237,420,347,077,826,560 - Step 5: Solve for x
x = 15,237,420,347,077,826,560/4,492,448,392.12 - Step 6: Final answer
x = 3,391,785,284.35
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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.