Home / 115,536,199.20-173,262,308.40-38,861,728.80

Finding the Fourth Proportional to 115,536,199.20, 173,262,308.40 and 38,861,728.80

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Solution

The fourth proportional to 115,536,199.20, 173,262,308.40 and 38,861,728.80 is: 58,278,469.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,536,199.20 : 173,262,308.40 = 38,861,728.80 : x
  2. Step 2: Convert to fraction form
    115,536,199.20/173,262,308.40 = 38,861,728.80/x
  3. Step 3: Cross multiply
    115,536,199.20x = 173,262,308.40 × 38,861,728.80
  4. Step 4: Simplify right side
    115,536,199.20x = 6,733,272,840,302,762
  5. Step 5: Solve for x
    x = 6,733,272,840,302,762/115,536,199.20
  6. Step 6: Final answer
    x = 58,278,469.32

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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.