Finding the Fourth Proportional to 6,472,224,216.30, 9,708,336,324.45 and 3,720,341,361.90
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Solution
The fourth proportional to 6,472,224,216.30, 9,708,336,324.45 and 3,720,341,361.90 is: 5,580,512,042.85
Step by Step Solution
- Step 1: Write the proportion equation
6,472,224,216.30 : 9,708,336,324.45 = 3,720,341,361.90 : x - Step 2: Convert to fraction form
6,472,224,216.30/9,708,336,324.45 = 3,720,341,361.90/x - Step 3: Cross multiply
6,472,224,216.30x = 9,708,336,324.45 × 3,720,341,361.90 - Step 4: Simplify right side
6,472,224,216.30x = 36,118,325,183,087,558,656 - Step 5: Solve for x
x = 36,118,325,183,087,558,656/6,472,224,216.30 - Step 6: Final answer
x = 5,580,512,042.85
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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.