Finding the Fourth Proportional to 2,360,435,621.20, 3,540,653,431.80 and 1,671,121,214.80
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Solution
The fourth proportional to 2,360,435,621.20, 3,540,653,431.80 and 1,671,121,214.80 is: 2,506,681,822.20
Step by Step Solution
- Step 1: Write the proportion equation
2,360,435,621.20 : 3,540,653,431.80 = 1,671,121,214.80 : x - Step 2: Convert to fraction form
2,360,435,621.20/3,540,653,431.80 = 1,671,121,214.80/x - Step 3: Cross multiply
2,360,435,621.20x = 3,540,653,431.80 × 1,671,121,214.80 - Step 4: Simplify right side
2,360,435,621.20x = 5,916,861,064,135,405,568 - Step 5: Solve for x
x = 5,916,861,064,135,405,568/2,360,435,621.20 - Step 6: Final answer
x = 2,506,681,822.20
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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.