Home / 262,300,933.20-393,451,399.80-125,953,438.80

Finding the Fourth Proportional to 262,300,933.20, 393,451,399.80 and 125,953,438.80

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Solution

The fourth proportional to 262,300,933.20, 393,451,399.80 and 125,953,438.80 is: 188,930,158.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,300,933.20 : 393,451,399.80 = 125,953,438.80 : x
  2. Step 2: Convert to fraction form
    262,300,933.20/393,451,399.80 = 125,953,438.80/x
  3. Step 3: Cross multiply
    262,300,933.20x = 393,451,399.80 × 125,953,438.80
  4. Step 4: Simplify right side
    262,300,933.20x = 49,556,556,805,483,632
  5. Step 5: Solve for x
    x = 49,556,556,805,483,632/262,300,933.20
  6. Step 6: Final answer
    x = 188,930,158.20

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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.