Home / 354,320,865.60-531,481,298.40-332,821,780.80

Finding the Fourth Proportional to 354,320,865.60, 531,481,298.40 and 332,821,780.80

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Solution

The fourth proportional to 354,320,865.60, 531,481,298.40 and 332,821,780.80 is: 499,232,671.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,320,865.60 : 531,481,298.40 = 332,821,780.80 : x
  2. Step 2: Convert to fraction form
    354,320,865.60/531,481,298.40 = 332,821,780.80/x
  3. Step 3: Cross multiply
    354,320,865.60x = 531,481,298.40 × 332,821,780.80
  4. Step 4: Simplify right side
    354,320,865.60x = 176,888,552,195,384,192
  5. Step 5: Solve for x
    x = 176,888,552,195,384,192/354,320,865.60
  6. Step 6: Final answer
    x = 499,232,671.20

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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.