Home / 444,894,445.20-667,341,667.80-263,048,019.60

Finding the Fourth Proportional to 444,894,445.20, 667,341,667.80 and 263,048,019.60

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Solution

The fourth proportional to 444,894,445.20, 667,341,667.80 and 263,048,019.60 is: 394,572,029.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,894,445.20 : 667,341,667.80 = 263,048,019.60 : x
  2. Step 2: Convert to fraction form
    444,894,445.20/667,341,667.80 = 263,048,019.60/x
  3. Step 3: Cross multiply
    444,894,445.20x = 667,341,667.80 × 263,048,019.60
  4. Step 4: Simplify right side
    444,894,445.20x = 175,542,904,111,351,072
  5. Step 5: Solve for x
    x = 175,542,904,111,351,072/444,894,445.20
  6. Step 6: Final answer
    x = 394,572,029.40

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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.