Home / 200,346,085.77-276,477,625.07-111,043,789.22

Finding the Fourth Proportional to 200,346,085.77, 276,477,625.07 and 111,043,789.22

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Solution

The fourth proportional to 200,346,085.77, 276,477,625.07 and 111,043,789.22 is: 153,240,443.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,346,085.77 : 276,477,625.07 = 111,043,789.22 : x
  2. Step 2: Convert to fraction form
    200,346,085.77/276,477,625.07 = 111,043,789.22/x
  3. Step 3: Cross multiply
    200,346,085.77x = 276,477,625.07 × 111,043,789.22
  4. Step 4: Simplify right side
    200,346,085.77x = 30,701,123,120,381,660
  5. Step 5: Solve for x
    x = 30,701,123,120,381,660/200,346,085.77
  6. Step 6: Final answer
    x = 153,240,443.92

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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.