Home / 445,189,573.53-667,784,381.06-304,991,784.08

Finding the Fourth Proportional to 445,189,573.53, 667,784,381.06 and 304,991,784.08

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Solution

The fourth proportional to 445,189,573.53, 667,784,381.06 and 304,991,784.08 is: 457,487,690.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,189,573.53 : 667,784,381.06 = 304,991,784.08 : x
  2. Step 2: Convert to fraction form
    445,189,573.53/667,784,381.06 = 304,991,784.08/x
  3. Step 3: Cross multiply
    445,189,573.53x = 667,784,381.06 × 304,991,784.08
  4. Step 4: Simplify right side
    445,189,573.53x = 203,668,749,760,247,936
  5. Step 5: Solve for x
    x = 203,668,749,760,247,936/445,189,573.53
  6. Step 6: Final answer
    x = 457,487,690.35

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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.