Home / 628,719,945,725.52-943,238,626,472.43-175,438,469,081.24

Finding the Fourth Proportional to 628,719,945,725.52, 943,238,626,472.43 and 175,438,469,081.24

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Solution

The fourth proportional to 628,719,945,725.52, 943,238,626,472.43 and 175,438,469,081.24 is: 263,201,989,584.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,719,945,725.52 : 943,238,626,472.43 = 175,438,469,081.24 : x
  2. Step 2: Convert to fraction form
    628,719,945,725.52/943,238,626,472.43 = 175,438,469,081.24/x
  3. Step 3: Cross multiply
    628,719,945,725.52x = 943,238,626,472.43 × 175,438,469,081.24
  4. Step 4: Simplify right side
    628,719,945,725.52x = 165,480,340,606,614,700,556,288
  5. Step 5: Solve for x
    x = 165,480,340,606,614,700,556,288/628,719,945,725.52
  6. Step 6: Final answer
    x = 263,201,989,584.82

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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.