Home / 200,273,308.32-276,289,126.32-120,844,065.12

Finding the Fourth Proportional to 200,273,308.32, 276,289,126.32 and 120,844,065.12

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Solution

The fourth proportional to 200,273,308.32, 276,289,126.32 and 120,844,065.12 is: 166,711,687.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,273,308.32 : 276,289,126.32 = 120,844,065.12 : x
  2. Step 2: Convert to fraction form
    200,273,308.32/276,289,126.32 = 120,844,065.12/x
  3. Step 3: Cross multiply
    200,273,308.32x = 276,289,126.32 × 120,844,065.12
  4. Step 4: Simplify right side
    200,273,308.32x = 33,387,901,172,961,988
  5. Step 5: Solve for x
    x = 33,387,901,172,961,988/200,273,308.32
  6. Step 6: Final answer
    x = 166,711,687.41

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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.