Home / 445,189,573.04-667,784,380.31-304,991,783.58

Finding the Fourth Proportional to 445,189,573.04, 667,784,380.31 and 304,991,783.58

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Solution

The fourth proportional to 445,189,573.04, 667,784,380.31 and 304,991,783.58 is: 457,487,689.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,189,573.04 : 667,784,380.31 = 304,991,783.58 : x
  2. Step 2: Convert to fraction form
    445,189,573.04/667,784,380.31 = 304,991,783.58/x
  3. Step 3: Cross multiply
    445,189,573.04x = 667,784,380.31 × 304,991,783.58
  4. Step 4: Simplify right side
    445,189,573.04x = 203,668,749,194,272,992
  5. Step 5: Solve for x
    x = 203,668,749,194,272,992/445,189,573.04
  6. Step 6: Final answer
    x = 457,487,689.58

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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.