Finding the Fourth Proportional to 4,224,949,959.40, 6,337,393,446.30 and 1,277,223,879.40
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Solution
The fourth proportional to 4,224,949,959.40, 6,337,393,446.30 and 1,277,223,879.40 is: 1,915,826,298.67
Step by Step Solution
- Step 1: Write the proportion equation
4,224,949,959.40 : 6,337,393,446.30 = 1,277,223,879.40 : x - Step 2: Convert to fraction form
4,224,949,959.40/6,337,393,446.30 = 1,277,223,879.40/x - Step 3: Cross multiply
4,224,949,959.40x = 6,337,393,446.30 × 1,277,223,879.40 - Step 4: Simplify right side
4,224,949,959.40x = 8,094,270,242,767,422,464 - Step 5: Solve for x
x = 8,094,270,242,767,422,464/4,224,949,959.40 - Step 6: Final answer
x = 1,915,826,298.67
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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.