Home / 333,173,429.60-499,806,645.20-139,040,344.80

Finding the Fourth Proportional to 333,173,429.60, 499,806,645.20 and 139,040,344.80

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Solution

The fourth proportional to 333,173,429.60, 499,806,645.20 and 139,040,344.80 is: 208,579,922.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,173,429.60 : 499,806,645.20 = 139,040,344.80 : x
  2. Step 2: Convert to fraction form
    333,173,429.60/499,806,645.20 = 139,040,344.80/x
  3. Step 3: Cross multiply
    333,173,429.60x = 499,806,645.20 × 139,040,344.80
  4. Step 4: Simplify right side
    333,173,429.60x = 69,493,288,281,939,272
  5. Step 5: Solve for x
    x = 69,493,288,281,939,272/333,173,429.60
  6. Step 6: Final answer
    x = 208,579,922.97

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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.