Home / 74,733,786.60-112,100,679.90-67,175,514.60

Finding the Fourth Proportional to 74,733,786.60, 112,100,679.90 and 67,175,514.60

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Solution

The fourth proportional to 74,733,786.60, 112,100,679.90 and 67,175,514.60 is: 100,763,271.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,733,786.60 : 112,100,679.90 = 67,175,514.60 : x
  2. Step 2: Convert to fraction form
    74,733,786.60/112,100,679.90 = 67,175,514.60/x
  3. Step 3: Cross multiply
    74,733,786.60x = 112,100,679.90 × 67,175,514.60
  4. Step 4: Simplify right side
    74,733,786.60x = 7,530,420,859,292,376
  5. Step 5: Solve for x
    x = 7,530,420,859,292,376/74,733,786.60
  6. Step 6: Final answer
    x = 100,763,271.90

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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.