Home / 260,794,512.60-391,248,222.65-79,055,395.80

Finding the Fourth Proportional to 260,794,512.60, 391,248,222.65 and 79,055,395.80

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Solution

The fourth proportional to 260,794,512.60, 391,248,222.65 and 79,055,395.80 is: 118,600,206.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,794,512.60 : 391,248,222.65 = 79,055,395.80 : x
  2. Step 2: Convert to fraction form
    260,794,512.60/391,248,222.65 = 79,055,395.80/x
  3. Step 3: Cross multiply
    260,794,512.60x = 391,248,222.65 × 79,055,395.80
  4. Step 4: Simplify right side
    260,794,512.60x = 30,930,283,097,642,272
  5. Step 5: Solve for x
    x = 30,930,283,097,642,272/260,794,512.60
  6. Step 6: Final answer
    x = 118,600,206.69

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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.