Home / 10,313,636,099.45-15,470,434,840.39-3,231,661,134.21

Finding the Fourth Proportional to 10,313,636,099.45, 15,470,434,840.39 and 3,231,661,134.21

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Solution

The fourth proportional to 10,313,636,099.45, 15,470,434,840.39 and 3,231,661,134.21 is: 4,847,485,651.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,313,636,099.45 : 15,470,434,840.39 = 3,231,661,134.21 : x
  2. Step 2: Convert to fraction form
    10,313,636,099.45/15,470,434,840.39 = 3,231,661,134.21/x
  3. Step 3: Cross multiply
    10,313,636,099.45x = 15,470,434,840.39 × 3,231,661,134.21
  4. Step 4: Simplify right side
    10,313,636,099.45x = 49,995,203,003,010,736,128
  5. Step 5: Solve for x
    x = 49,995,203,003,010,736,128/10,313,636,099.45
  6. Step 6: Final answer
    x = 4,847,485,651.12

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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.