Home / 216,447,838.14-324,667,027.62-52,686,459.12

Finding the Fourth Proportional to 216,447,838.14, 324,667,027.62 and 52,686,459.12

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Solution

The fourth proportional to 216,447,838.14, 324,667,027.62 and 52,686,459.12 is: 79,028,537.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,447,838.14 : 324,667,027.62 = 52,686,459.12 : x
  2. Step 2: Convert to fraction form
    216,447,838.14/324,667,027.62 = 52,686,459.12/x
  3. Step 3: Cross multiply
    216,447,838.14x = 324,667,027.62 × 52,686,459.12
  4. Step 4: Simplify right side
    216,447,838.14x = 17,105,556,078,313,040
  5. Step 5: Solve for x
    x = 17,105,556,078,313,040/216,447,838.14
  6. Step 6: Final answer
    x = 79,028,537.43

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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.