Finding the Fourth Proportional to 4,492,448,519.05, 6,199,392,710.55 and 2,457,889,390.09
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Solution
The fourth proportional to 4,492,448,519.05, 6,199,392,710.55 and 2,457,889,390.09 is: 3,391,785,460.34
Step by Step Solution
- Step 1: Write the proportion equation
4,492,448,519.05 : 6,199,392,710.55 = 2,457,889,390.09 : x - Step 2: Convert to fraction form
4,492,448,519.05/6,199,392,710.55 = 2,457,889,390.09/x - Step 3: Cross multiply
4,492,448,519.05x = 6,199,392,710.55 × 2,457,889,390.09 - Step 4: Simplify right side
4,492,448,519.05x = 15,237,421,568,262,133,760 - Step 5: Solve for x
x = 15,237,421,568,262,133,760/4,492,448,519.05 - Step 6: Final answer
x = 3,391,785,460.34
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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.