Home / 257,391,123,254.10-355,199,808,069.14-141,647,882,888.42

Finding the Fourth Proportional to 257,391,123,254.10, 355,199,808,069.14 and 141,647,882,888.42

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Solution

The fourth proportional to 257,391,123,254.10, 355,199,808,069.14 and 141,647,882,888.42 is: 195,474,110,292.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,391,123,254.10 : 355,199,808,069.14 = 141,647,882,888.42 : x
  2. Step 2: Convert to fraction form
    257,391,123,254.10/355,199,808,069.14 = 141,647,882,888.42/x
  3. Step 3: Cross multiply
    257,391,123,254.10x = 355,199,808,069.14 × 141,647,882,888.42
  4. Step 4: Simplify right side
    257,391,123,254.10x = 50,313,300,815,366,814,957,568
  5. Step 5: Solve for x
    x = 50,313,300,815,366,814,957,568/257,391,123,254.10
  6. Step 6: Final answer
    x = 195,474,110,292.83

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1.5x scale

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.