Home / 200,945,348.56-301,438,875.66-55,378,934.56

Finding the Fourth Proportional to 200,945,348.56, 301,438,875.66 and 55,378,934.56

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Solution

The fourth proportional to 200,945,348.56, 301,438,875.66 and 55,378,934.56 is: 83,074,148.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,945,348.56 : 301,438,875.66 = 55,378,934.56 : x
  2. Step 2: Convert to fraction form
    200,945,348.56/301,438,875.66 = 55,378,934.56/x
  3. Step 3: Cross multiply
    200,945,348.56x = 301,438,875.66 × 55,378,934.56
  4. Step 4: Simplify right side
    200,945,348.56x = 16,693,363,769,015,118
  5. Step 5: Solve for x
    x = 16,693,363,769,015,118/200,945,348.56
  6. Step 6: Final answer
    x = 83,074,148.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.