Home / 436,489,732.23-654,728,432.57-203,189,956.50

Finding the Fourth Proportional to 436,489,732.23, 654,728,432.57 and 203,189,956.50

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Solution

The fourth proportional to 436,489,732.23, 654,728,432.57 and 203,189,956.50 is: 304,782,064.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,489,732.23 : 654,728,432.57 = 203,189,956.50 : x
  2. Step 2: Convert to fraction form
    436,489,732.23/654,728,432.57 = 203,189,956.50/x
  3. Step 3: Cross multiply
    436,489,732.23x = 654,728,432.57 × 203,189,956.50
  4. Step 4: Simplify right side
    436,489,732.23x = 133,034,241,734,650,768
  5. Step 5: Solve for x
    x = 133,034,241,734,650,768/436,489,732.23
  6. Step 6: Final answer
    x = 304,782,064.53

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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.