Home / 200,273,312.32-276,289,131.84-120,844,069.12

Finding the Fourth Proportional to 200,273,312.32, 276,289,131.84 and 120,844,069.12

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Solution

The fourth proportional to 200,273,312.32, 276,289,131.84 and 120,844,069.12 is: 166,711,692.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,273,312.32 : 276,289,131.84 = 120,844,069.12 : x
  2. Step 2: Convert to fraction form
    200,273,312.32/276,289,131.84 = 120,844,069.12/x
  3. Step 3: Cross multiply
    200,273,312.32x = 276,289,131.84 × 120,844,069.12
  4. Step 4: Simplify right side
    200,273,312.32x = 33,387,902,945,177,752
  5. Step 5: Solve for x
    x = 33,387,902,945,177,752/200,273,312.32
  6. Step 6: Final answer
    x = 166,711,692.93

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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.