Home / 527,560,206.57-727,556,763.47-329,339,974.41

Finding the Fourth Proportional to 527,560,206.57, 727,556,763.47 and 329,339,974.41

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Solution

The fourth proportional to 527,560,206.57, 727,556,763.47 and 329,339,974.41 is: 454,191,811.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,560,206.57 : 727,556,763.47 = 329,339,974.41 : x
  2. Step 2: Convert to fraction form
    527,560,206.57/727,556,763.47 = 329,339,974.41/x
  3. Step 3: Cross multiply
    527,560,206.57x = 727,556,763.47 × 329,339,974.41
  4. Step 4: Simplify right side
    527,560,206.57x = 239,613,525,861,385,568
  5. Step 5: Solve for x
    x = 239,613,525,861,385,568/527,560,206.57
  6. Step 6: Final answer
    x = 454,191,811.43

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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.