Home / 190,212,694.41-262,489,077.41-111,901,291.05

Finding the Fourth Proportional to 190,212,694.41, 262,489,077.41 and 111,901,291.05

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Solution

The fourth proportional to 190,212,694.41, 262,489,077.41 and 111,901,291.05 is: 154,421,169.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,212,694.41 : 262,489,077.41 = 111,901,291.05 : x
  2. Step 2: Convert to fraction form
    190,212,694.41/262,489,077.41 = 111,901,291.05/x
  3. Step 3: Cross multiply
    190,212,694.41x = 262,489,077.41 × 111,901,291.05
  4. Step 4: Simplify right side
    190,212,694.41x = 29,372,866,648,142,884
  5. Step 5: Solve for x
    x = 29,372,866,648,142,884/190,212,694.41
  6. Step 6: Final answer
    x = 154,421,169.10

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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.