Home / 775,665,771.96-1,163,490,990-355,367,925.06

Finding the Fourth Proportional to 775,665,771.96, 1,163,490,990 and 355,367,925.06

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Solution

The fourth proportional to 775,665,771.96, 1,163,490,990 and 355,367,925.06 is: 533,048,374.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,665,771.96 : 1,163,490,990 = 355,367,925.06 : x
  2. Step 2: Convert to fraction form
    775,665,771.96/1,163,490,990 = 355,367,925.06/x
  3. Step 3: Cross multiply
    775,665,771.96x = 1,163,490,990 × 355,367,925.06
  4. Step 4: Simplify right side
    775,665,771.96x = 413,467,378,942,305,216
  5. Step 5: Solve for x
    x = 413,467,378,942,305,216/775,665,771.96
  6. Step 6: Final answer
    x = 533,048,374.56

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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.