Home / 445,189,573.99-667,784,381.75-304,991,784.53

Finding the Fourth Proportional to 445,189,573.99, 667,784,381.75 and 304,991,784.53

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Solution

The fourth proportional to 445,189,573.99, 667,784,381.75 and 304,991,784.53 is: 457,487,691.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,189,573.99 : 667,784,381.75 = 304,991,784.53 : x
  2. Step 2: Convert to fraction form
    445,189,573.99/667,784,381.75 = 304,991,784.53/x
  3. Step 3: Cross multiply
    445,189,573.99x = 667,784,381.75 × 304,991,784.53
  4. Step 4: Simplify right side
    445,189,573.99x = 203,668,750,273,627,232
  5. Step 5: Solve for x
    x = 203,668,750,273,627,232/445,189,573.99
  6. Step 6: Final answer
    x = 457,487,691.03

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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.