Home / 204,375,733.38-281,996,409.69-117,438,809.22

Finding the Fourth Proportional to 204,375,733.38, 281,996,409.69 and 117,438,809.22

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Solution

The fourth proportional to 204,375,733.38, 281,996,409.69 and 117,438,809.22 is: 162,041,363.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,375,733.38 : 281,996,409.69 = 117,438,809.22 : x
  2. Step 2: Convert to fraction form
    204,375,733.38/281,996,409.69 = 117,438,809.22/x
  3. Step 3: Cross multiply
    204,375,733.38x = 281,996,409.69 × 117,438,809.22
  4. Step 4: Simplify right side
    204,375,733.38x = 33,117,322,558,308,868
  5. Step 5: Solve for x
    x = 33,117,322,558,308,868/204,375,733.38
  6. Step 6: Final answer
    x = 162,041,363.77

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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.