Home / 195,926,720.91-270,317,995.39-111,139,876.44

Finding the Fourth Proportional to 195,926,720.91, 270,317,995.39 and 111,139,876.44

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Solution

The fourth proportional to 195,926,720.91, 270,317,995.39 and 111,139,876.44 is: 153,338,495.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,926,720.91 : 270,317,995.39 = 111,139,876.44 : x
  2. Step 2: Convert to fraction form
    195,926,720.91/270,317,995.39 = 111,139,876.44/x
  3. Step 3: Cross multiply
    195,926,720.91x = 270,317,995.39 × 111,139,876.44
  4. Step 4: Simplify right side
    195,926,720.91x = 30,043,108,606,667,408
  5. Step 5: Solve for x
    x = 30,043,108,606,667,408/195,926,720.91
  6. Step 6: Final answer
    x = 153,338,495.47

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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.