Finding the Fourth Proportional to 4,112,547,168.24, 6,168,519,025.74 and 1,313,764,238.48
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Solution
The fourth proportional to 4,112,547,168.24, 6,168,519,025.74 and 1,313,764,238.48 is: 1,970,549,970.33
Step by Step Solution
- Step 1: Write the proportion equation
4,112,547,168.24 : 6,168,519,025.74 = 1,313,764,238.48 : x - Step 2: Convert to fraction form
4,112,547,168.24/6,168,519,025.74 = 1,313,764,238.48/x - Step 3: Cross multiply
4,112,547,168.24x = 6,168,519,025.74 × 1,313,764,238.48 - Step 4: Simplify right side
4,112,547,168.24x = 8,103,979,700,369,859,584 - Step 5: Solve for x
x = 8,103,979,700,369,859,584/4,112,547,168.24 - Step 6: Final answer
x = 1,970,549,970.33
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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.