Finding the Fourth Proportional to 6,131,814,747.84, 8,461,896,037.92 and 3,491,615,859.84
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Solution
The fourth proportional to 6,131,814,747.84, 8,461,896,037.92 and 3,491,615,859.84 is: 4,818,425,152.31
Step by Step Solution
- Step 1: Write the proportion equation
6,131,814,747.84 : 8,461,896,037.92 = 3,491,615,859.84 : x - Step 2: Convert to fraction form
6,131,814,747.84/8,461,896,037.92 = 3,491,615,859.84/x - Step 3: Cross multiply
6,131,814,747.84x = 8,461,896,037.92 × 3,491,615,859.84 - Step 4: Simplify right side
6,131,814,747.84x = 29,545,690,410,318,733,312 - Step 5: Solve for x
x = 29,545,690,410,318,733,312/6,131,814,747.84 - Step 6: Final answer
x = 4,818,425,152.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.