Home / 380,105,794.14-524,545,995.87-206,265,538.14

Finding the Fourth Proportional to 380,105,794.14, 524,545,995.87 and 206,265,538.14

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Solution

The fourth proportional to 380,105,794.14, 524,545,995.87 and 206,265,538.14 is: 284,646,442.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,105,794.14 : 524,545,995.87 = 206,265,538.14 : x
  2. Step 2: Convert to fraction form
    380,105,794.14/524,545,995.87 = 206,265,538.14/x
  3. Step 3: Cross multiply
    380,105,794.14x = 524,545,995.87 × 206,265,538.14
  4. Step 4: Simplify right side
    380,105,794.14x = 108,195,762,117,307,760
  5. Step 5: Solve for x
    x = 108,195,762,117,307,760/380,105,794.14
  6. Step 6: Final answer
    x = 284,646,442.61

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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.