Home / 209,039,172.48-313,538,497.44-63,474,013.44

Finding the Fourth Proportional to 209,039,172.48, 313,538,497.44 and 63,474,013.44

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Solution

The fourth proportional to 209,039,172.48, 313,538,497.44 and 63,474,013.44 is: 95,204,867.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,039,172.48 : 313,538,497.44 = 63,474,013.44 : x
  2. Step 2: Convert to fraction form
    209,039,172.48/313,538,497.44 = 63,474,013.44/x
  3. Step 3: Cross multiply
    209,039,172.48x = 313,538,497.44 × 63,474,013.44
  4. Step 4: Simplify right side
    209,039,172.48x = 19,901,546,800,463,964
  5. Step 5: Solve for x
    x = 19,901,546,800,463,964/209,039,172.48
  6. Step 6: Final answer
    x = 95,204,867.89

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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.