Home / 355,289,007.80-533,829,306.90-225,958,575.80

Finding the Fourth Proportional to 355,289,007.80, 533,829,306.90 and 225,958,575.80

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Solution

The fourth proportional to 355,289,007.80, 533,829,306.90 and 225,958,575.80 is: 339,507,576.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,289,007.80 : 533,829,306.90 = 225,958,575.80 : x
  2. Step 2: Convert to fraction form
    355,289,007.80/533,829,306.90 = 225,958,575.80/x
  3. Step 3: Cross multiply
    355,289,007.80x = 533,829,306.90 × 225,958,575.80
  4. Step 4: Simplify right side
    355,289,007.80x = 120,623,309,907,425,120
  5. Step 5: Solve for x
    x = 120,623,309,907,425,120/355,289,007.80
  6. Step 6: Final answer
    x = 339,507,576.25

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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.