Home / 115,536,103.20-173,262,164.40-38,861,632.80

Finding the Fourth Proportional to 115,536,103.20, 173,262,164.40 and 38,861,632.80

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Solution

The fourth proportional to 115,536,103.20, 173,262,164.40 and 38,861,632.80 is: 58,278,325.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,536,103.20 : 173,262,164.40 = 38,861,632.80 : x
  2. Step 2: Convert to fraction form
    115,536,103.20/173,262,164.40 = 38,861,632.80/x
  3. Step 3: Cross multiply
    115,536,103.20x = 173,262,164.40 × 38,861,632.80
  4. Step 4: Simplify right side
    115,536,103.20x = 6,733,250,611,046,032
  5. Step 5: Solve for x
    x = 6,733,250,611,046,032/115,536,103.20
  6. Step 6: Final answer
    x = 58,278,325.34

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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.