Home / 205,460,860.88-283,535,919.78-112,639,375.82

Finding the Fourth Proportional to 205,460,860.88, 283,535,919.78 and 112,639,375.82

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Solution

The fourth proportional to 205,460,860.88, 283,535,919.78 and 112,639,375.82 is: 155,442,301.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,460,860.88 : 283,535,919.78 = 112,639,375.82 : x
  2. Step 2: Convert to fraction form
    205,460,860.88/283,535,919.78 = 112,639,375.82/x
  3. Step 3: Cross multiply
    205,460,860.88x = 283,535,919.78 × 112,639,375.82
  4. Step 4: Simplify right side
    205,460,860.88x = 31,937,309,026,568,788
  5. Step 5: Solve for x
    x = 31,937,309,026,568,788/205,460,860.88
  6. Step 6: Final answer
    x = 155,442,301.22

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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.