Home / 538,342,534.53-807,520,209.84-150,141,745.80

Finding the Fourth Proportional to 538,342,534.53, 807,520,209.84 and 150,141,745.80

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Solution

The fourth proportional to 538,342,534.53, 807,520,209.84 and 150,141,745.80 is: 225,214,405.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,342,534.53 : 807,520,209.84 = 150,141,745.80 : x
  2. Step 2: Convert to fraction form
    538,342,534.53/807,520,209.84 = 150,141,745.80/x
  3. Step 3: Cross multiply
    538,342,534.53x = 807,520,209.84 × 150,141,745.80
  4. Step 4: Simplify right side
    538,342,534.53x = 121,242,494,074,159,952
  5. Step 5: Solve for x
    x = 121,242,494,074,159,952/538,342,534.53
  6. Step 6: Final answer
    x = 225,214,405.88

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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.