Home / 262,320,550.80-393,480,826.20-108,887,629.20

Finding the Fourth Proportional to 262,320,550.80, 393,480,826.20 and 108,887,629.20

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Solution

The fourth proportional to 262,320,550.80, 393,480,826.20 and 108,887,629.20 is: 163,331,443.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,320,550.80 : 393,480,826.20 = 108,887,629.20 : x
  2. Step 2: Convert to fraction form
    262,320,550.80/393,480,826.20 = 108,887,629.20/x
  3. Step 3: Cross multiply
    262,320,550.80x = 393,480,826.20 × 108,887,629.20
  4. Step 4: Simplify right side
    262,320,550.80x = 42,845,194,300,575,248
  5. Step 5: Solve for x
    x = 42,845,194,300,575,248/262,320,550.80
  6. Step 6: Final answer
    x = 163,331,443.80

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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.