Home / 222,535,122.20-307,116,853.14-123,447,816.53

Finding the Fourth Proportional to 222,535,122.20, 307,116,853.14 and 123,447,816.53

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Solution

The fourth proportional to 222,535,122.20, 307,116,853.14 and 123,447,816.53 is: 170,368,185.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,535,122.20 : 307,116,853.14 = 123,447,816.53 : x
  2. Step 2: Convert to fraction form
    222,535,122.20/307,116,853.14 = 123,447,816.53/x
  3. Step 3: Cross multiply
    222,535,122.20x = 307,116,853.14 × 123,447,816.53
  4. Step 4: Simplify right side
    222,535,122.20x = 37,912,904,940,813,240
  5. Step 5: Solve for x
    x = 37,912,904,940,813,240/222,535,122.20
  6. Step 6: Final answer
    x = 170,368,185.32

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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.