Home / 17,021,664,826.80-25,532,497,240.20-10,491,317,818.80

Finding the Fourth Proportional to 17,021,664,826.80, 25,532,497,240.20 and 10,491,317,818.80

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Solution

The fourth proportional to 17,021,664,826.80, 25,532,497,240.20 and 10,491,317,818.80 is: 15,736,976,728.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,021,664,826.80 : 25,532,497,240.20 = 10,491,317,818.80 : x
  2. Step 2: Convert to fraction form
    17,021,664,826.80/25,532,497,240.20 = 10,491,317,818.80/x
  3. Step 3: Cross multiply
    17,021,664,826.80x = 25,532,497,240.20 × 10,491,317,818.80
  4. Step 4: Simplify right side
    17,021,664,826.80x = 267,869,543,254,572,072,960
  5. Step 5: Solve for x
    x = 267,869,543,254,572,072,960/17,021,664,826.80
  6. Step 6: Final answer
    x = 15,736,976,728.20

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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.