Home / 196,992,874.80-295,489,312.20-106,293,610.80

Finding the Fourth Proportional to 196,992,874.80, 295,489,312.20 and 106,293,610.80

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Solution

The fourth proportional to 196,992,874.80, 295,489,312.20 and 106,293,610.80 is: 159,440,416.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,992,874.80 : 295,489,312.20 = 106,293,610.80 : x
  2. Step 2: Convert to fraction form
    196,992,874.80/295,489,312.20 = 106,293,610.80/x
  3. Step 3: Cross multiply
    196,992,874.80x = 295,489,312.20 × 106,293,610.80
  4. Step 4: Simplify right side
    196,992,874.80x = 31,408,625,946,546,488
  5. Step 5: Solve for x
    x = 31,408,625,946,546,488/196,992,874.80
  6. Step 6: Final answer
    x = 159,440,416.20

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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.