Home / 262,105,930.80-393,725,766.60-185,578,426.80

Finding the Fourth Proportional to 262,105,930.80, 393,725,766.60 and 185,578,426.80

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Solution

The fourth proportional to 262,105,930.80, 393,725,766.60 and 185,578,426.80 is: 278,769,000.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,105,930.80 : 393,725,766.60 = 185,578,426.80 : x
  2. Step 2: Convert to fraction form
    262,105,930.80/393,725,766.60 = 185,578,426.80/x
  3. Step 3: Cross multiply
    262,105,930.80x = 393,725,766.60 × 185,578,426.80
  4. Step 4: Simplify right side
    262,105,930.80x = 73,067,008,356,252,000
  5. Step 5: Solve for x
    x = 73,067,008,356,252,000/262,105,930.80
  6. Step 6: Final answer
    x = 278,769,000.51

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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.