Finding the Fourth Proportional to 4,478,979,027.10, 6,718,468,540.65 and 1,569,884,115.10
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Solution
The fourth proportional to 4,478,979,027.10, 6,718,468,540.65 and 1,569,884,115.10 is: 2,354,826,172.65
Step by Step Solution
- Step 1: Write the proportion equation
4,478,979,027.10 : 6,718,468,540.65 = 1,569,884,115.10 : x - Step 2: Convert to fraction form
4,478,979,027.10/6,718,468,540.65 = 1,569,884,115.10/x - Step 3: Cross multiply
4,478,979,027.10x = 6,718,468,540.65 × 1,569,884,115.10 - Step 4: Simplify right side
4,478,979,027.10x = 10,547,217,039,765,512,192 - Step 5: Solve for x
x = 10,547,217,039,765,512,192/4,478,979,027.10 - Step 6: Final answer
x = 2,354,826,172.65
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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.