Home / 664,320,925.20-996,481,387.80-179,646,733.20

Finding the Fourth Proportional to 664,320,925.20, 996,481,387.80 and 179,646,733.20

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Solution

The fourth proportional to 664,320,925.20, 996,481,387.80 and 179,646,733.20 is: 269,470,099.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,320,925.20 : 996,481,387.80 = 179,646,733.20 : x
  2. Step 2: Convert to fraction form
    664,320,925.20/996,481,387.80 = 179,646,733.20/x
  3. Step 3: Cross multiply
    664,320,925.20x = 996,481,387.80 × 179,646,733.20
  4. Step 4: Simplify right side
    664,320,925.20x = 179,014,626,012,872,320
  5. Step 5: Solve for x
    x = 179,014,626,012,872,320/664,320,925.20
  6. Step 6: Final answer
    x = 269,470,099.80

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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.