Home / 193,198,238,682.14-289,929,733,386.78-67,428,835,694.48

Finding the Fourth Proportional to 193,198,238,682.14, 289,929,733,386.78 and 67,428,835,694.48

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Solution

The fourth proportional to 193,198,238,682.14, 289,929,733,386.78 and 67,428,835,694.48 is: 101,189,454,359.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,198,238,682.14 : 289,929,733,386.78 = 67,428,835,694.48 : x
  2. Step 2: Convert to fraction form
    193,198,238,682.14/289,929,733,386.78 = 67,428,835,694.48/x
  3. Step 3: Cross multiply
    193,198,238,682.14x = 289,929,733,386.78 × 67,428,835,694.48
  4. Step 4: Simplify right side
    193,198,238,682.14x = 19,549,624,355,481,584,664,576
  5. Step 5: Solve for x
    x = 19,549,624,355,481,584,664,576/193,198,238,682.14
  6. Step 6: Final answer
    x = 101,189,454,359.60

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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.