Home / 200,273,175.90-276,288,944.40-120,843,933.30

Finding the Fourth Proportional to 200,273,175.90, 276,288,944.40 and 120,843,933.30

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Solution

The fourth proportional to 200,273,175.90, 276,288,944.40 and 120,843,933.30 is: 166,711,506.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,273,175.90 : 276,288,944.40 = 120,843,933.30 : x
  2. Step 2: Convert to fraction form
    200,273,175.90/276,288,944.40 = 120,843,933.30/x
  3. Step 3: Cross multiply
    200,273,175.90x = 276,288,944.40 × 120,843,933.30
  4. Step 4: Simplify right side
    200,273,175.90x = 33,387,842,768,601,004
  5. Step 5: Solve for x
    x = 33,387,842,768,601,004/200,273,175.90
  6. Step 6: Final answer
    x = 166,711,506.01

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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.